# Questions **URL:** https://wled.discourse.group/c/questtions/12.md?page=1 [Latest](https://wled.discourse.group/latest.md) · [Categories](https://wled.discourse.group/categories.md) **Page:** 2 --- ## [Esp32-s3 n16r8](https://wled.discourse.group/t/esp32-s3-n16r8/14981)
**Author:** [@SSB](https://wled.discourse.group/u/SSB)\ **Replies:** 3\ **Last updated:** [May 18, 2026, 5:46am UTC](https://wled.discourse.group/t/esp32-s3-n16r8/14981 "2026-05-18T05:46:36Z")
Hello, everyone. Please help if anyone has encountered and knows how to solve this problem. I recently bought an ESP32-S3 N16R8 board. I wanted to make a beautiful LED matrix for myself. I went to the wled website an… --- ## [Are JST-SD conectors ok?](https://wled.discourse.group/t/are-jst-sd-conectors-ok/14986)
**Author:** [@ChrisA](https://wled.discourse.group/u/ChrisA)\ **Replies:** 9\ **Last updated:** [May 9, 2026, 5:20pm UTC](https://wled.discourse.group/t/are-jst-sd-conectors-ok/14986 "2026-05-09T17:20:14Z")
I’m building out a new kitchen and bath, and want to make a modular install for future maintenance. So to that end, I’d like to have connectors on both ends of every LED strip. I am building custom-length units with … --- ## [Using WLED on 2 wire lights similar to twinkly lights](https://wled.discourse.group/t/using-wled-on-2-wire-lights-similar-to-twinkly-lights/6393)
**Author:** [@teedo757](https://wled.discourse.group/u/teedo757)\ **Replies:** 3\ **Last updated:** [May 5, 2026, 11:35pm UTC](https://wled.discourse.group/t/using-wled-on-2-wire-lights-similar-to-twinkly-lights/6393 "2026-05-05T23:35:03Z")
I have searched around and see little discussion on this but figured I must be missing something. I am wondering if WLED can control 2 wire lights (just + and - with control riding on the +). These are the lights I purch… --- ## [WLED Setting for TM1815B Govee lights](https://wled.discourse.group/t/wled-setting-for-tm1815b-govee-lights/14955)
**Author:** [@agengr1293](https://wled.discourse.group/u/agengr1293)\ **Replies:** 50\ **Last updated:** [May 4, 2026, 5:30pm UTC](https://wled.discourse.group/t/wled-setting-for-tm1815b-govee-lights/14955 "2026-05-04T17:30:09Z")
I have a string of Govee H7041 String Lights and need some help on WLED settings for the TM1815B Chip that is on the board. Is it supported yet by WLED and if so, what settings do I need for them to work. I have tried … --- ## [Receive Text via UART and show it on a matrix display](https://wled.discourse.group/t/receive-text-via-uart-and-show-it-on-a-matrix-display/15274)
**Author:** [@onki\_61883](https://wled.discourse.group/u/onki_61883)\ **Replies:** 0\ **Last updated:** [May 4, 2026, 8:18am UTC](https://wled.discourse.group/t/receive-text-via-uart-and-show-it-on-a-matrix-display/15274 "2026-05-04T08:18:54Z")
Hi, I am new with WLED but it really looks great to control LEDs easily. There is a basic questiuon regaring the use of WLED. I have a sports timing device that provides the current run time of a competitor via UART. … --- ## [Wled setup not working, please help!](https://wled.discourse.group/t/wled-setup-not-working-please-help/15257)
**Author:** [@merliq](https://wled.discourse.group/u/merliq)\ **Replies:** 5\ **Last updated:** [May 3, 2026, 10:44am UTC](https://wled.discourse.group/t/wled-setup-not-working-please-help/15257 "2026-05-03T10:44:49Z")
Hello everyone, I’m new to this and everything I’ve done so far has been by following tutorials and YouTube videos. I have this project with around 100 LEDs, but no matter how much I search, I can’t find the problem. The… --- ## [Auto dim LEDs in car using Dimmer wire](https://wled.discourse.group/t/auto-dim-leds-in-car-using-dimmer-wire/15262)
**Author:** [@bugman72](https://wled.discourse.group/u/bugman72)\ **Replies:** 1\ **Last updated:** [April 30, 2026, 2:47pm UTC](https://wled.discourse.group/t/auto-dim-leds-in-car-using-dimmer-wire/15262 "2026-04-30T14:47:55Z")
Trying to figure out if it is possible to have the dimmer wire from an aftermarket radio in my vehicle trigger a preset brightness when I turn my headlights on. I am trying to make this an automated function and would p… --- ## [ArtNet RGB (Network) how to change start Universe](https://wled.discourse.group/t/artnet-rgb-network-how-to-change-start-universe/15252)
**Author:** [@jose](https://wled.discourse.group/u/jose)\ **Replies:** 1\ **Last updated:** [April 20, 2026, 9:10pm UTC](https://wled.discourse.group/t/artnet-rgb-network-how-to-change-start-universe/15252 "2026-04-20T21:10:07Z")
So I have this client, we plan on giving them two separate controllers. Controller One (CueServer) for their custom light show that they want and the second controller would be the WLED. Now both controllers will communi… --- ## [JSON API to trigger DMX type](https://wled.discourse.group/t/json-api-to-trigger-dmx-type/15235)
**Author:** [@jose](https://wled.discourse.group/u/jose)\ **Replies:** 2\ **Last updated:** [April 20, 2026, 7:10pm UTC](https://wled.discourse.group/t/json-api-to-trigger-dmx-type/15235 "2026-04-20T19:10:13Z")
Hello, Im currently in a middle of a project where I need to switch my WLED to DMX via its api. I also then want to flip it back to native WLED. Maybe I’ve overlooked this API cmd feature, but i was wondering if this i… --- ## [DDP does not power cycle the receiving units](https://wled.discourse.group/t/ddp-does-not-power-cycle-the-receiving-units/15246)
**Author:** [@DarthWeber](https://wled.discourse.group/u/DarthWeber)\ **Replies:** 1\ **Last updated:** [April 10, 2026, 9:10am UTC](https://wled.discourse.group/t/ddp-does-not-power-cycle-the-receiving-units/15246 "2026-04-10T09:10:00Z")
Hi, i have connected my WLED master to serveral slaves via DDP. It works except the power command. If i power on the master, the DDP slaves are still powered off and i need to power them on manually. The web interface sh… --- ## [Can anyone help with the ESP32-3S step by step?](https://wled.discourse.group/t/can-anyone-help-with-the-esp32-3s-step-by-step/15237)
**Author:** [@nikolay\_logachev](https://wled.discourse.group/u/nikolay_logachev)\ **Replies:** 2\ **Last updated:** [April 9, 2026, 1:52am UTC](https://wled.discourse.group/t/can-anyone-help-with-the-esp32-3s-step-by-step/15237 "2026-04-09T01:52:40Z")
When flashing through the “install WLED” website, it doesn’t download through the ESPhome-flasher and flash download tool programs, but after a reboot, the new WLED-AP access point doesn’t appear. --- ## [How many ws2812b LEDs can the board handle?](https://wled.discourse.group/t/how-many-ws2812b-leds-can-the-board-handle/15240)
**Author:** [@nikolay\_logachev](https://wled.discourse.group/u/nikolay_logachev)\ **Replies:** 3\ **Last updated:** [April 7, 2026, 6:48am UTC](https://wled.discourse.group/t/how-many-ws2812b-leds-can-the-board-handle/15240 "2026-04-07T06:48:56Z")
Breadboard model: ESP32-DevKitC-32 30P Module model: ESP32-WROOM-32 Main control chip: ESP32-DOWDQ5-V3, dual-core 32-bit MCU, integrated WiFi, Bluetooth. Integrated 520-kBSRAM, 448-kBROM16-kBSRAMinRTC External storag… --- ## [JSON: Transition of different scenes?](https://wled.discourse.group/t/json-transition-of-different-scenes/15239)
**Author:** [@hal9000de](https://wled.discourse.group/u/hal9000de)\ **Replies:** 9\ **Last updated:** [April 4, 2026, 7:15pm UTC](https://wled.discourse.group/t/json-transition-of-different-scenes/15239 "2026-04-04T19:15:59Z")
Hello, I’m new here and just getting to know WLED. I’m currently trying to create scenes with transitions on my own 2D LED wall (29x8). That’s why I’m trying to understand the JSON format. For testing purposes, I would… --- ## [Help with setup for 6 outdoor concrete 15' long steps (WS2814)](https://wled.discourse.group/t/help-with-setup-for-6-outdoor-concrete-15-long-steps-ws2814/15226)
**Author:** [@nothingman10](https://wled.discourse.group/u/nothingman10)\ **Replies:** 1\ **Last updated:** [March 28, 2026, 5:42am UTC](https://wled.discourse.group/t/help-with-setup-for-6-outdoor-concrete-15-long-steps-ws2814/15226 "2026-03-28T05:42:09Z")
So I’m about to start backyard project and wanting to DIY my step Hardscape/Landscape lighting (see pic) for the steps that will be built. I did some research and wanted to get some confirmation on my setup or guidance/a… --- ## [Effects hang \>0.14.4. Update](https://wled.discourse.group/t/effects-hang-0-14-4-update/15219)
**Author:** [@13patrick37](https://wled.discourse.group/u/13patrick37)\ **Replies:** 9\ **Last updated:** [March 19, 2026, 6:22am UTC](https://wled.discourse.group/t/effects-hang-0-14-4-update/15219 "2026-03-19T06:22:05Z")
Hello everyone, I’m experiencing issues with FW1906 LED strips and WS28xx. Some effects, including Scanner Dual, are no longer displayed correctly. They run very slowly and stutter. With WS28xx, I simply use update 14.… --- ## [Is SuperLightingLed.com a Reputable Place to buy Hardware?](https://wled.discourse.group/t/is-superlightingled-com-a-reputable-place-to-buy-hardware/3920)
**Author:** [@Hugo](https://wled.discourse.group/u/Hugo)\ **Replies:** 3\ **Last updated:** [March 16, 2026, 7:29pm UTC](https://wled.discourse.group/t/is-superlightingled-com-a-reputable-place-to-buy-hardware/3920 "2026-03-16T19:29:09Z")
I’m thinking of buy these leds and this power supply but some of the english on this site seems off so I suspect this is a company based in China. Just wanted to know if anyone had any experience with them and if they’re… --- ## [Controlling single white 5050 LEDs on RGB Ws2811 in non Standard config](https://wled.discourse.group/t/controlling-single-white-5050-leds-on-rgb-ws2811-in-non-standard-config/15214)
**Author:** [@Rene](https://wled.discourse.group/u/Rene)\ **Replies:** 3\ **Last updated:** [March 15, 2026, 12:27pm UTC](https://wled.discourse.group/t/controlling-single-white-5050-leds-on-rgb-ws2811-in-non-standard-config/15214 "2026-03-15T12:27:10Z")
Hi guys, for one of my projects i would like to do the following. Use Ws2811 Ic in 12 V config. It is connected to 5050 LEDs with 3 internal white LED Chips. I dont want to be able to Control the 3 internal leds with mo… --- ## [Help for installing SK6812 LED strip with ESP32 and WLED](https://wled.discourse.group/t/help-for-installing-sk6812-led-strip-with-esp32-and-wled/10285)
**Author:** [@Sebpaps](https://wled.discourse.group/u/Sebpaps)\ **Replies:** 38\ **Last updated:** [February 25, 2026, 6:40am UTC](https://wled.discourse.group/t/help-for-installing-sk6812-led-strip-with-esp32-and-wled/10285 "2026-02-25T06:40:35Z")
Hello everyone, I come to this community which seems very friendly and competent so that you can shed some light on it. As a beginner in the world of LED strips, I have everything to learn ^^ I want to create ambient l… --- ## [Backlight in a car with an informative oled 0.96 screen](https://wled.discourse.group/t/backlight-in-a-car-with-an-informative-oled-0-96-screen/15193)
**Author:** [@shakalby](https://wled.discourse.group/u/shakalby)\ **Replies:** 0\ **Last updated:** [February 23, 2026, 4:01pm UTC](https://wled.discourse.group/t/backlight-in-a-car-with-an-informative-oled-0-96-screen/15193 "2026-02-23T16:01:23Z")
Hello everyone,ESP32 board, firmware 0.15.3, can you tell me how to display the temperature on a 128x64 0.96 display when the device is in sleep mode? In the I2C/SPI 4 Line Display Usermod ALT library, I can only display… --- ## [Will this light strip work on WLED?](https://wled.discourse.group/t/will-this-light-strip-work-on-wled/15044)
**Author:** [@Bill](https://wled.discourse.group/u/Bill)\ **Replies:** 27\ **Last updated:** [February 20, 2026, 10:24pm UTC](https://wled.discourse.group/t/will-this-light-strip-work-on-wled/15044 "2026-02-20T22:24:25Z")
New here and not sure if this is the correct category for this question. Purchased RGBIC Permanent Outdoor lights on Amazon They were cheap, and now I know why. The lights seem ok, just the control is not that good..… --- ## [Brightness Limit by Output](https://wled.discourse.group/t/brightness-limit-by-output/15171)
**Author:** [@Gullwingdmc](https://wled.discourse.group/u/Gullwingdmc)\ **Replies:** 16\ **Last updated:** [February 13, 2026, 6:44am UTC](https://wled.discourse.group/t/brightness-limit-by-output/15171 "2026-02-13T06:44:25Z")
Is there a way to limit the brightness of specific outputs? I know there is a power limit by output feature, but I am looking for brightness. I know you can limit brightness by segment, but I have a single canvas and I … --- ## [Presets with different Segments only Load in Playlists](https://wled.discourse.group/t/presets-with-different-segments-only-load-in-playlists/15168)
**Author:** [@blooper](https://wled.discourse.group/u/blooper)\ **Replies:** 4\ **Last updated:** [February 11, 2026, 12:05pm UTC](https://wled.discourse.group/t/presets-with-different-segments-only-load-in-playlists/15168 "2026-02-11T12:05:15Z")
I have a working strip and a 2D Matrix set up and working (2 different instances but same issue for both) Whenever I create a Preset which does contain more than the standard Segment e.g. 2 Overlapping Segments for an … --- ## [Customizing mDNS via Source Code and Creating a Backup While Preserving the Custom mDNS](https://wled.discourse.group/t/customizing-mdns-via-source-code-and-creating-a-backup-while-preserving-the-custom-mdns/15162)
**Author:** [@GerardKpr](https://wled.discourse.group/u/GerardKpr)\ **Replies:** 1\ **Last updated:** [February 5, 2026, 6:06am UTC](https://wled.discourse.group/t/customizing-mdns-via-source-code-and-creating-a-backup-while-preserving-the-custom-mdns/15162 "2026-02-05T06:06:08Z")
Hello, WLED community! I’m trying to customize the WLED interface using the source code (platformio\_override.ini) so that the data I need is preserved after a factory reset. I’ve modified the password and access point, … --- ## [Sequence of Actions](https://wled.discourse.group/t/sequence-of-actions/15159)
**Author:** [@user8472](https://wled.discourse.group/u/user8472)\ **Replies:** 2\ **Last updated:** [February 1, 2026, 11:03am UTC](https://wled.discourse.group/t/sequence-of-actions/15159 "2026-02-01T11:03:28Z")
I am a little bit lost right now. I want to create a sequence of actions and I am not sure how. I can create a preset, set it to a transition time like say 120s and apply the preset. I can set another preset with a long… --- ## [Changing Length via Macro/Button](https://wled.discourse.group/t/changing-length-via-macro-button/15156)
**Author:** [@a-stern](https://wled.discourse.group/u/a-stern)\ **Replies:** 10\ **Last updated:** [January 30, 2026, 7:09am UTC](https://wled.discourse.group/t/changing-length-via-macro-button/15156 "2026-01-30T07:09:56Z")
Hi I would like to install a small playground at our school Pupil shall be able to stack several modules with LED and they are controlled via buttons One button for instance shall change the brightness, thats already … --- ## [Combine 2D and 1D](https://wled.discourse.group/t/combine-2d-and-1d/15157)
**Author:** [@DarthWeber](https://wled.discourse.group/u/DarthWeber)\ **Replies:** 3\ **Last updated:** [January 28, 2026, 6:40am UTC](https://wled.discourse.group/t/combine-2d-and-1d/15157 "2026-01-28T06:40:40Z")
Hi, i am overwhelmed in adding a single strip to a matrix. My setup is like this: I have added a single strip with 224 LEDs over DDP - but i never get a 1D strip on the segment: ( accordeing to the doc i expected… --- ## [Wroom2 multi channel](https://wled.discourse.group/t/wroom2-multi-channel/15155)
**Author:** [@prschguy](https://wled.discourse.group/u/prschguy)\ **Replies:** 4\ **Last updated:** [January 27, 2026, 11:45pm UTC](https://wled.discourse.group/t/wroom2-multi-channel/15155 "2026-01-27T23:45:54Z")
I have a question was hoping someone could help with. I have a 32 mb version of esp32-s3 wroom2 . I am trying to set it up for 4 channel led outputs. I have tested the output pins individually along with the led strips. … --- ## [Dimming a 6000K COB strip light](https://wled.discourse.group/t/dimming-a-6000k-cob-strip-light/15154)
**Author:** [@Mnuckle](https://wled.discourse.group/u/Mnuckle)\ **Replies:** 6\ **Last updated:** [January 26, 2026, 6:44pm UTC](https://wled.discourse.group/t/dimming-a-6000k-cob-strip-light/15154 "2026-01-26T18:44:28Z")
I have a 6000K COB strip light I am trying to dim. Could someone please explain the controller I need to use to interface with the WLED app? The tape is 24v and I already have a power suppy. --- ## [2D and 1D Config/Presets on same LEDs](https://wled.discourse.group/t/2d-and-1d-config-presets-on-same-leds/13624)
**Author:** [@CmdrShepard482](https://wled.discourse.group/u/CmdrShepard482)\ **Replies:** 18\ **Last updated:** [January 25, 2026, 6:02am UTC](https://wled.discourse.group/t/2d-and-1d-config-presets-on-same-leds/13624 "2026-01-25T06:02:19Z")
Is it possible to mix the 2D and 1D configurations on the same set of LEDs? I have been using WLED for years but have never messed with 2D until now. I just installed three 2m strips of FCOB lights (20 addressable/m) ve… --- ## [Sequencing Lights](https://wled.discourse.group/t/sequencing-lights/15153)
**Author:** [@poucedeleon](https://wled.discourse.group/u/poucedeleon)\ **Replies:** 3\ **Last updated:** [January 23, 2026, 6:12am UTC](https://wled.discourse.group/t/sequencing-lights/15153 "2026-01-23T06:12:34Z")
I am trying to create a simple design on the front of my house for the upcoming Seattle Seahawks game. I would like to have segments of blue and green light alternate on and off in a chase pattern. I have looked at the p… [Previous page](https://wled.discourse.group/c/questtions/12.md) [Next page](https://wled.discourse.group/c/questtions/12.md?page=2)