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Why and how to avoid device_ids in automations and scripts
Background
When you start writing automations, a device trigger seems the obvious choice. Everybody knows what a device is and it comes at the top of the UI dropdown list.
It works… but it is not a the best way to s…
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66
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42762
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February 5, 2026
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The Home Assistant Cookbook - Index
A collection of posts on how to perform common tasks and deal with common problems. This Guide is intended for those new to Home Assistant, those that are struggling for answers on some subjects, and those in troubleshoo…
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1
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87820
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March 28, 2024
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Getting help in languages other than English
As explained in the FAQ this forum is an English language only forum. If you would prefer to converse in your native language rather than using a translator, there are a number of Home Assistant forums for non-English sp…
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7
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7179
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December 21, 2025
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How to read Home Assistant Configuration Errors
Lets say you have this error:
Logger: homeassistant.config
Source: config.py:464
First occurred: 16:28:21 (1 occurrences)
Last logged: 16:28:21
Invalid config for [script]: not a valid value for dictionary value @ data…
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8
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5261
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May 16, 2022
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About the Community Guides
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1
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2820
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May 12, 2020
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HA automation in Python from a developer's POV
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10
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17808
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May 30, 2026
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Faking an IR remote control using ESPHome
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121
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111742
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May 30, 2026
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Controlling a CPU/case fan with GPIO PWM based on CPU temperature
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105
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55890
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May 29, 2026
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[MariaDB Addon] Adjust settings to improve performance and persists after reboot
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4
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982
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May 29, 2026
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SLZB-MR5U setup — Zigbee, Thread, WireGuard, VLANs
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2
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73
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May 28, 2026
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Make your own Thread Border Router for just $5
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91
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25041
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May 27, 2026
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Loading, Manipulating, Recovering and Moving Long Term Statistics in Home Assistant
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20
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4134
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May 25, 2026
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Tuya wifi temperature & humidity configuration
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1
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5443
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May 25, 2026
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Monitor a UPS attached to a Windows machine
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23
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19761
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May 25, 2026
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Restore device-specific default dashboard
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44
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3195
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May 24, 2026
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# Solved: Reolink H.265 → H.264 Transcoding in go2rtc - Complete Working Guide
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4
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1191
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May 22, 2026
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[TUTORIAL] SolarMax S-Series inverter integration
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15
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6027
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May 21, 2026
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Choosing a Server for Home Assistant
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21
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15154
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May 21, 2026
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Trigger based template sensor to store global variables
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60
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8128
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May 20, 2026
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Guide: Local PWS data into HA via Cloud Weather Proxy (Caddy + DNS spoofing)
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0
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29
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May 20, 2026
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Remote access for Home Assistant
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23
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38717
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May 19, 2026
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[GUIDE] Controlling ITHO Daalderop fan with ESP8266 and CC1101
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58
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27647
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May 19, 2026
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mmWave vs. Wi-Fi Sensing
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3
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248
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May 19, 2026
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[GUIDE] Secure Remote (mTLS) and Local HA Access
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3
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1715
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May 18, 2026
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Automation trigger based on state change of dynamic entity list
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2
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110
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May 16, 2026
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Installing Home Assistant on a RPi 4b with SSD boot
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957
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217979
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May 14, 2026
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Export entity data to csv file. Create a new file export automation after 2024.06 changes
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7
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9619
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May 13, 2026
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How to set up your Hive heating system with Home Assistant
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6
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9066
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May 12, 2026
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Guide: Home Assistant Core - Restoring a Backup
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21
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116281
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May 12, 2026
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Zigbee Guide: How-to add/setup local custom ZHA Device Handlers (also known as ”quirks”) in the ZHA integration
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10
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39851
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May 8, 2026
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