Litter robot buttons not working - Litter beads and crystals that are small enough to pass through the screen will also work. DO NOT use litters that are strictly absorbent, non-clumping, loose-clumping, newspaper-based, or wood-based pellets. ... Locate and press the Power button. Litter-Robot will perform an initial clean cycle that will last about 2 ½ minutes. Litter-Robot 3 ...

 
In this video, our Domestic Robots Specialists Phil and Josué teach you how you can easily replace the cat sensor in your robotic litter Litter-Robot 3 Open .... Costco hours pewaukee wi

Clean the bezel. If your cat's weight is reading 0.0, clean the bezel. Debris (dust, cat fur, etc) can interfere with the laser sensors and inaccurately measure your cat's weight. Wipe the bezel area where the sensors are located with a dry clean cloth to remove any hair or dust. Vacuum the inside perimeter of the bezel with a brush attachment ...Litters that do not work in the Litter-Robot are the strictly absorbent, non-clumping or loose-clumping litters, newspaper-based litters, and absorbent wood pellet litter. ... Press and hold the Empty button on the Litter-Robot control panel for about 5 seconds to enter Wait Time setting mode. One of the lights will start flashing, indicating ...The store will not work correctly in the case when cookies are disabled. ... Litter-Robot ships with a waste drawer liner installed. These liners are made specifically for any Litter-Robot model, but an 8-13 gallon (30-49L) trash bag will also work. ... Slide the drawer closed and press the Reset button to zero the cat sensor.Curious Cat. Photograph: Whisker. Whisker's Litter-Robot 4 is the company's fourth iteration of its famous box ( we also liked the 3 Connect ). This one comes with a much larger entry and ...1. When your cat exits the Litter-Robot, a timer counts down, allowing the litter to clump before the clean cycle begins. 2. During the clean cycle, the globe slowly rotates. The patented sifting process separates the clumps from the clean litter. 3. The clumps are deposited into a fully enclosed waste drawer located below the globe with a ...Litter-Robot 3 Connect. The Android Litter-Robot app stopped communicating with my 2 LR3s sometime today. I did power cycles and such, then went to uninstall/reinstall the app but the "Litter-Robot" app was no longer in the store, rather the search returned a "Whisker" app. I installed that, logged into my account, and it still shows the status ...Preparation. Litter-Robot 4 features a bonnet that covers the globe and functions as a guard for the waste port as the globe rotates. Sensors on the unit detect if the bonnet is on or off. This ensures that Litter-Robot will not rotate if the bonnet has been removed. If your unit displays a yellow light bar flashing, this indicates that the ...1.) Leave your unit powered ON with the blue blinking light engaged & Unplug your power supply from the base. 2.) Wait 10 seconds then plug the unit back in. 3.) Allow the unit to complete a start‐up cycle. If the light is solid blue, the code has been successfully cleared.Remove the two screws holding the backup battery bracket in place. Set the bracket to the side. Unplug the red and black wires from the battery at the quick disconnects. Set the battery aside. Remove the 9 screws from the bottom of the base. Flip the base back upright and gently remove the top part of the base.Well it's not connecting even when it looks connected right now so probably won't fix until they fix that overall issue. Hi! Please try logging out of your account, closing the app, relaunching the app, and logging back in. There were updates to the app, and should now be working correctly. I cannot onboard my Litter-Robot 3 to the Whisker app. First, download or update to the latest version of the Whisker app: The onboarding process consists of four main steps: 1. Enabling the hot spot by pressing and holding the "empty" and "cycle" button at the same time until the power button turns blue. 2. Perhaps the biggest difference is that the Litter Robot 4’s “OdorTrap” system is impressively adept at sealing away the nose-burning stench of up to a week’s worth of cat waste for a much ...Quick question. I got a litter robot 2 for about 2 years. It stop working today. The "empty" and "cycle" bottoms doesn't work but only reset bottom works and "ready" is flashing blue. If I push the "reset" bottom, "cycling" is flashing yellow in 4 times per sec. The problem didn't solve after I cleaned up pinch pins.If your Litter-Robot 3 is displaying a yellow light flashing slowly, this indicates a cycle has been interrupted either by the cat sensor or bonnet removal. Press the Reset button to resume the cycle. If your unit returned home and displays a solid blue light, you've been successful. If your unit is not displaying a solid blue light after ...Litter beads and crystals that are small enough to pass through the screen will also work. What not to use. ... Press the Power button on the control panel. Litter-Robot will perform an initial Clean cycle that will last 2 minutes. (Note: During the initial Clean cycle, the cat sensor weight scale is disabled to ensure proper calibration.) ...1. Gently shake the litter box from side to side to loosen any litter gathered behind the rake. 2. Set the litter box into a vertical position onto the back legs. 3. Spray the rake track with an air duster to remove any loose litter. 4. Lower the litter box and press the manual rake button. If the rake scoops, move forward to the Rake Sensor ... litter). When paused, repeat Press & Release to resume cycle. Button Functions Battery Backup Kit Battery nests in battery pocket in base of unit. Price: $39.95 (Free Shipping) Litter-Robot Premium Litter All Natural Sun-dried Clay. Non Tracking, 99% Dust Free. Price: $29.95 (Free Shipping) Drawer Liners (100 pk) Biodegradable bags for your ... Power and Initial Clean Cycle. Plug the small end of the Power Supply into the power input at the back of the Base.Then plug the AC/DC adapter into a wall outlet. Locate and press the Power button. The Litter-Robot will perform an initial Clean cycle that will last 2 minutes.Both the blue light and yellow lights of my robot litter are on. I referred to the instructions book which shows that the litter is on sleep mode (I have never intended to set this mode). Following the instructions to exit the sleep mode, I press and hold the button in the hope of the yellowing light going off but it does not work.If you want to do a hard reset on your Litter Robot 4 you must do the following: Press and hold the Reset and Wifi buttons for three seconds. The panel's light will start a sequence of red, blue, and green, and a cleaning cycle will start. When the cleaning cycle is completed the hard reset was done successfully.Control Panel Lockout disables buttons to prevent unwanted changes from being made. Litter-Robot functions normally in Automatic Mode while the Control Panel Lockout is activated. Activating Control Panel Lockout: Press and hold the Reset button for about 5 seconds to enter or exit Control Panel Lockout. The blue light will blink to confirm status.To Install. Remove the waste drawer and the waste drawer liner. Turn the waste drawer over to view the bottom of the waste drawer. Use a Phillips screwdriver to remove the ( 4) screws holding the handle in place. Remove the handle. Position the step on the drawer and align the holes. Reinstall the (2) rear screws to secure the step.Step 1: Disassemble Your Unit. Step 2: Ensure That the Unit Is Sitting on Level Ground. Step 3: Empty the Waste Drawer and Put Your Litter Robot Back Together. Step 4: Conduct a Test Cycle. What You Should Do If These Steps Don't Fix the Issue. Conclusion. I can't turn it off, reset it, or do an else using the buttons on the front. I've tried unplugging it and leaving it unplugged for ~24 hours. When I plug it back in the yellow light remains lit and the unit is unresponsive. It started after I updated the firmware. Standing in the room without the cat anywhere near the litter robot, it stops mid cycle and the light turns red. The app says cycle interrupted. It starts working again after a minute, but it is concerning. I think I will try reseting to factory defaults.Litters that DO NOT work in the Litter-Robot are the strictly absorbent, non-clumping litters, newspaper based litters, loose clumping litters, and absorbent wood- ... Locate and press the Power Button. The Litter-Robot will now perform an initialization cycle which will last approximately 2 1/2 minutes. After completing the cycle, If your Litter-Robot 3 is not powering on, there are several things we need to check. Ensure Litter-Robot is plugged directly into a wall outlet. We do not recommend using an extension cord or power strip. Unplug the power supply from the wall. Confirm that your outlet is working by testing it with a known working device, such as a lamp or cell ... Get quick and easy steps for installing the Litter-Robot 3 Circuit Board. Visit now for a hassle-free guide and optimize your pet's litter box today! ... Disassemble Litter-Robot. Press the Power button to turn the unit off. ... If your Litter-Robot 3 Connect was onboarded before installation, the app will work with the same serial number, but ...Simply put: A well-functioning Litter-Robot means a happier cat and, by extension, a happier you. 1. The most common issues with Litter-Robot not cycling stem from power issues, the type of litter used, foreign objects, or software malfunctions. 2. Regular maintenance, including weekly waste drawer checks and bi-weekly thorough …Make sure waste bin is empty -> push reset button -> push cycle button. Unplug from power -> check waste port in globe for clumps / obstructions -> Plug in & power on -> complete two manual cycles. Litter-Robot 4 Solid Red [Cat Detected] Wait for set wait timer to complete after last cat detection (could just be normal cycle) Can hit the reset ...Litter-Robot 4 solves the litter box problem with automatic, self-cleaning technology that quietly provides a fresh bed of litter after every use, and reduces odors and litter tracking. Join over 1 million Litter-Robot customers. 90-Day In-Home Trial. Free Shipping (ex. AK/HI/PR) Choose Color. Black - Ships in 1-3 Days. White - Ships in 1-3 Days.Personality Is Back in the Kitchen, And These 3 Trending Styles Prove It. We tested the Little-Robot 4 on two cats, and we think it's worth every penny, thanks to new features, including the ability to monitor your cats through an app. Read our full review to find out everything you know about the must-have and how to snag it in a bundle for a ...Litter-Robot 4 ships with a waste drawer liner installed. These liners are made specifically for any Litter-Robot model, but an 8-13 gallon (30-49L) trash bag will also work. Clear bags work best. Installing the waste drawer liner. To install a new waste drawer liner, you'll need to remove the drawer from Litter-Robot.The Litter-Robot is equipped with weight sensors located in the base of the unit that are used to further detect and weigh the cat within the globe while in the Home position. If your unit has a blue light bar with partial yellow flashing or the unit will not cycle, this indicates that the scale has been triggered for more than 30 minutes.Emptying Litter-Robot is easy as taking out the trash with custom-fit waste drawer liners, made specifically for Litter-Robot. Litter-Robot does not require special bags or liners for the waste drawer, but clear bags work best. Customers often use 10- to 13-gallon clear kitchen garbage bags or large clear plastic grocery bags.Press the Cycle button on your Litter-Robot to ensure there are no dirty clumps in the globe before starting the calibration process. · Make sure your unit is ...My litter robot 2 has all 3 lights flashing . Motor seems to be rotating very slow . Tested motor and it is still working fine . Replaced sensor harness and checked power cord . Could it be the circuit board that is dead ? None of the buttons do anything and the unit only turns slow with all lights flashing .Tldr: my robot has a blue flashing light and none of the buttons do anything, only on/off. I've tried the basics. I've had the litter robot for a few years, but can't remember if it's a 1 or 2 model. I've encountered an issue I can't fix. It started with the quick flashing yellow light (pinch detector issue).The driver for litter robot seems to not be able to turn sleep mode off. It can turn it on, but not off. ... I have done some minor work on it, I will take a look this next weekend. I've never used sleep mode control on mine. ... If I use the "Sleep On" and "Sleep Off" buttons in the device, refresh, and then look at the events log ... litter). When paused, repeat Press & Release to resume cycle. Button Functions Battery Backup Kit Battery nests in battery pocket in base of unit. Price: $39.95 (Free Shipping) Litter-Robot Premium Litter All Natural Sun-dried Clay. Non Tracking, 99% Dust Free. Price: $29.95 (Free Shipping) Drawer Liners (100 pk) Biodegradable bags for your ... Litter-Robot 3: All three lights flashing (Globe position fault) Litter-Robot 3: Blue Light Flashing (Drawer Full) Litter-Robot 3: Buttons and Lights Litter-Robot 3: Cat not detected ; Litter-Robot 3: Cat Sensor TroubleshootingThis set of 4 base glider buttons works for Litter-Robot 3 (with or without Connect) or Litter-Robot 4. The buttons sit on top of the base, under the globe. Quick and easy to install Contact Whisker Support if your robot is still under warranty The store will not work correctly in the case when cookies are disabled. ...Whisker App Onboarding: Hard Reset. Press the Power button to turn the unit off. Unplug Litter-Robot from the rear of the base. Leave the unit off for 1 minute. Plug it back in. Press the Power button. Allow the unit to complete the initial Clean cycle. Try the onboarding process again.Litter-Robot by using some catnip or a favourite treat. 2. Add a scoop of litter from the old litter box to provide a familiar scent for your cat. 3. Place treats on the step or handle around the Litter-Robot so your cat associates rewards with the unit. 4. Once you notice that your cats have used the Litter-Robot, power the unit on to cycle ...Step 1: Check the Power. The first thing to do when it comes to troubleshooting a Litter Robot that is stuck mid-cycle is to check the power. Make sure the unit is plugged in and the power cord is securely connected to the unit and the outlet. If the power cord is loose, securely reconnect it. If the outlet is not functioning, try plugging the ...Sorry for the late reply. It's called 'Petree Self-Cleaning Cat Litter Box with Wi-Fi Enabled, App Monitoring, Exceptional Safety - Elevate Your Cat's Hygiene, Automatic Cat Litter Box with 1-Year Warranty' on Amazon. I had purchased it for $200 during a sale period. Reply reply More repliesMore replies.Here's where your hands-on experience matters. Start by unplugging the Litter-Robot and carefully inspecting the globe for any visible obstructions. Gently remove any clumps or debris causing the jam. Once cleared, plug the unit back in and initiate a cleaning cycle to ensure smooth rotation.The Litter-Robot 4 is equipped with OmniSense detection that utilizes laser and weight sensor technology to provide real-time litter and waste drawer levels....The Litter-Robot four-part system (base, globe, bonnet, and drawer) was constructed with easy maintenance in mind. The modular design allows for effortless access for deep cleaning and parts replacement, making it simpler for you to service your LItter-Robot. Get Litter-Robot 4 support or Litter-Robot 3 support. Litter-Robot repairThe "cycle" dumped so much clean litter (regular clay clumping) into the waste bin that my app told me the bin was 45% full. With one use! Not to mention that, according to the litter robot app, my cats weigh 2.2 pounds each. They are actually between 10 and 11 pounds each. I am planning to buy a second self-cleaning litter box, and it won't be ...Instruction Manual. Toll Free: 877-250-7729. www.Litter-Robot.com. Thank you for purchasing Litter-Robot® Open Air, the self-cleaning litter box that really works! At AutoPetsTM (Automated Pet Care Products, Inc.), we aim to develop products that keep your pets happy and make your life easier.Button Functions. Power: Press the Power button to turn the unit power ON or OFF. All lights on the Control Panel will flash white and the Power button light will remain solid blue indicating power is ON. Gravity Mode: Press the Gravity Mode button to enable or disable Gravity Mode. The unit will keep the Food Bowl full by checking the food ...Plug Litter-Robot into the wall. Press the Power button to turn the unit on. Once the initial clean cycle is complete, the unit should return home displaying a blue 'ready light' status. If your Litter-Robot 3 Connect was onboarded before installation, the app will work with the same serial number, but you will need to delete your original ...From the Home position, press the Reset button to zero the weight sensors. Success: The Litter-Robot should return home displaying a blue 'ready light' status. Unsuccessful: If your unit is not displaying a solid blue light after returning to home position, or cannot complete the cycle, please continue with troubleshooting.That alert is for the pinch sensor. Unplug it, Take the globe off and the bucket out. on the left side of the opening on the base that leads to the waste bucket there is a piece of plastic that moves a bit. That's probably stuck. It's what keeps …Hi! I have a Litter-Robot 3, Open Air, and it's worked fine for years, but suddenly it has no power and will not turn on. The outlet it is plugged into works fine for other electronics. With the unit still plugged in, I feel no warmth on the electrical panel. I am not sure if it is worth it to replace a part (not sure which) or just trash this one and buy a new one, but I don't want to put ...Get quick and easy steps for installing the Litter-Robot 3 Circuit Board. Visit now for a hassle-free guide and optimize your pet's litter box today! ... Disassemble Litter-Robot. Press the Power button to turn the unit off. ... If your Litter-Robot 3 Connect was onboarded before installation, the app will work with the same serial number, but ...Litter-Robot 4: Night light feature. Although cats generally have excellent vision, aging and illness can diminish their ability to see in low-light conditions. The Litter-Robot is equipped with an automatic night light, or globe light. The light not only adds to the aesthetic of your Litter-Robot, it will also provide the additional light to ...Upgrade your Litter-Robot 3 to Connect to get all the perks of the app with this do-it-yourself installation kit! With a WiFi-enabled Litter-Robot, you can use our app to: View the waste drawer level. Change settings remotely. Receive status notifications. Monitor your cat's litter box usage. Control multiple Whisker robots.Litter beads and crystals that are small enough to pass through the screen will also work. What not to use. ... Press the Power button on the control panel. Litter-Robot will perform an initial Clean cycle that will last 2 minutes. (Note: During the initial Clean cycle, the cat sensor weight scale is disabled to ensure proper calibration.) ...Litter-Robot 3: All three lights flashing (Globe position fault) Litter-Robot 3: Blue Light Flashing (Drawer Full) Litter-Robot 3: Buttons and Lights. Litter-Robot 3: Cat not detected. Litter-Robot 3: Cat Sensor Troubleshooting. Litter-Robot 3: Control Panel Lockout. Litter-Robot 3: Cycle delay setting. Power the unit off. Unplug the power supply from the back of the base. Wait 1 minute. Press the Power button to turn the unit on. When your unit is powered back on, it will perform a clean cycle. Once the clean cycle is complete, the unit should go back to blue ready status. Attempt to initiate onboarding again by pressing the Cycle and Empty ... The Litter-Robot 3 Fence is an ingenious solution for litter-kicking felines; it serves as a barrier to contain litter and helps prevent half-in, half-out messes. (Note: Litter-Robot 4 Fence is included with the main unit.) Litter-Robot waste bags. For a stress-free cleanup time, swap your drawer's bag with custom-fit Litter-Robot Waste Drawer ...🐱【3 buttons easy】: Click the work once, the work is simple, easy to clean the cat litter, suitable for more people to use. 🐱【Large volume design】: 65LCapacity of silo,10L drawer capacity,Clean out your drawers every 3-10 days,Reduce cleanup timeIf your Litter-Robot 3 is displaying a solid yellow light with no movement of the globe, there are several things we need to check. First, press the Cycle button to ensure the unit is not paused. The Empty cycle allows you to empty all of the litter from the globe into the waste drawer for easy disposal.Litter-Robot 3: Blue light flashing (Drawer full) Litter-Robot 3 is equipped with infrared emitters and sensors, called DFI sensors, located above the waste drawer that check if the drawer is full each time the globe returns to the Home position. Once a full waste drawer is detected, the unit will indicate it is full with a blue flashing light.Purchase replacement bonnet glider buttons for your Litter-Robot 3 (with or without Connect). This set of 2 bonnet glider buttons works for Litter-Robot 3 units (with or without Connect). ... . Quick and easy to install Contact Whisker Support if your robot is still under warranty The store will not work correctly in the case when cookies are ...There are also four buttons which are "power", "cycle", "empty" and "reset". The LEDs show the status of the robot and help a user troubleshoot issues. However, …Litter-Robot II Basic Troubleshooting Guide. Posted on 17/09/2017 by jgendron in Domestic, Litter-Robot. Tags: Domestic , Litter-Robot , Robot Litter , Robot Pet Care. 17821 3 299. Like Comment.Hi, I need help with my litter robot 3 please. The blue light is blinking although the waste drawer is empty. The other buttons do not react to pushing except the on/of one. I cleaned the sensors and all robot is clean. Please advise. Many thanks, MariaThe Litter-Robot rotates to move litter through a grate, sifting waste from clean litter. Mallory Crusta / Cats.com. The base model Litter-Robot 3 costs $499 on the Litter-Robot site. If you opt for the Connect version, you'll pay $549. Whisker offers refurbished models at a discount, but availability is inconsistent.Ensure Litter-Robot is plugged directly into a wall outlet. We do not recommend using an extension cord or power strip. Unplug the power supply from the wall. Confirm that your outlet is working by testing it with a known working device, such as a lamp or cell phone charger. Check that the power supply label reads 15V DC 1000mA or 1A.Reboot your router. Completely close the Litter-Robot app. While the unit is at the Home position with the solid blue light, unplug your unit from the BASE, not the wall. Wait 15 seconds, plug it back in, and allow it to cycle until the solid blue light comes on ("Ready" status). Open the app and follow the steps.Turn Litter-Robot off and unplug the unit. Open the bonnet: Press and hold the buttons on both sides of the bonnet, then lift and rotate the bonnet to its open position. Remove the globe: Using the handle, lift the globe off the base. Remove the carbon filter from under the globe. Clean the globe with Litter-Robot Cleaner Spray or Cleaner Wipes ... If your Litter-Robot 3 is not powering on, there are several things we need to check. Ensure Litter-Robot is plugged directly into a wall outlet. We do not recommend using an extension cord or power strip. Unplug the power supply from the wall. Confirm that your outlet is working by testing it with a known working device, such as a lamp or cell ... Here’s where your hands-on experience matters. Start by unplugging the Litter-Robot and carefully inspecting the globe for any visible obstructions. Gently remove any clumps or debris causing the jam. Once cleared, plug the unit back in and initiate a cleaning cycle to ensure smooth rotation.I recently purchased a litter robot 3 connected and the litter robot has been working perfectly up to this point, however, since I did my first litter empty the unit will not reset properly. I have the flashing blue light constantly. I press the reset button and I can get the blue light to remain steady but after one cycle it is back to flashing and indicating the drawer is full. I have ...The store will not work correctly in the case when cookies are disabled. ... Feeder-Robot: Button Functions ; Feeder-Robot: Care & Cleaning Feeder-Robot: Indicator Lights ... Litter-Robot. Litter-Robot 4; Explore Litter-Robot 4; Litter-Robot 3 Connect; Accessories; Bundles; How it Works;

A Jumbo Universal Remote is not simply a novelty item to be placed on a coffee table or ottoman. These remotes, like other conventional universal remote controls, work with devices.... El malecon mexican seafood and steak restaurant

litter robot buttons not working

As long as your Litter-Robot 4 is connected to your home WiFi, you should be able to complete this firmware update remotely using the Whisker app. If the unit indicates that it has disconnected from WiFi after the update (solid white light below Connect (WiFi) button on robot), then simply press the Connect (WiFi) button and the solid white ...Litter beads and crystals that are small enough to pass through the screen will also work. What not to use. ... Press the Power button on the control panel. Litter-Robot will perform an initial Clean cycle that will last 2 minutes. (Note: During the initial Clean cycle, the cat sensor weight scale is disabled to ensure proper calibration.) ...Mechanical Malfunctions. Failure to cycle: One of the most common issues reported with the Litter Robot is its failure to cycle properly. This can result in waste accumulation and an unpleasant odor. Possible causes for this issue include sensor malfunctions or blockages within the device's mechanism.From the Home position, press the Power button to turn the unit off. Press the Power button to turn the unit back on. Litter-Robot will perform an initial Clean cycle, and the cat sensor will take a new measurement of the unit's weight. Success: The Litter-Robot should return home displaying a blue 'ready light' status.Locate and press the Power button. The Litter-Robot will perform an initial Clean cycle that will last about 2 minutes. Learn more about the Clean cycle on page 11. Power Input Congratulations! Your Litter-Robot is now ready to use; however, we recommend powering the unit off until your cat/s become familiar with and begin using the Litter-Robot.Litter-Robot 4: Light codes guide. Litter-Robot 4 control panel features 5 buttons and an LED display for easy operation. Blue flashing. If your unit’s light bar is flashing blue, this indicates that the waste drawer is full. Empty the waste drawer, press the Reset button, then press the Cycle button. Learn more.Drawer Full issue. Just got out LR3 Connect a few weeks ago. So far, we love it with the exception of it notifying us that the drawer is full after 1 or two cycles. If we are home it isn't a huge deal to reset everything but if we aren't home it won't cycle after 2 rounds of notifications. The drawer clearly isn't "full".Press the Power button to turn the unit on. Confirm that the night light function is working properly by covering the light sensor (located above the Cycle button on the control panel) to see if the night light comes on or not. Please note: To turn the night light function off, press and hold the Power button for about 5 seconds. Litter-Robot 3 Base Glider Buttons. €20. Purchase replacement base glider buttons for Litter-Robot 3 if your robot is out of warranty. Qty. Add to Cart. Note: Advertised price includes 21% VAT; actual VAT will be calculated at checkout. Cross-border credit card fee may apply. Due to the release of the Litter-Robot 3 and subsequent changes in demand of the Litter-Robot 2 Classic and Bubble, we have discontinued regular production of these models. We will continue to carry component stock for all warranty claims and future out-of-warranty repair requests.The tray's empty and the light still blinks with or without a bag. None of the buttons work and there's no start up cycle when I switch it on and off. The lights flash sequentially when it boots up, but it always settles on a blinking blue light. I can still switch the Litter Robot on and off via the app but I can't do anything else..

Popular Topics