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Home Assistant 2026.4.0 – safe to update?
1 problem report and 0 positive reports found on Reddit (plus 5 other mentions). Out for 199 days; a few isolated problem posts is normal background for a product this widely used. Skim them if your setup is similar.
Newer release in this line: Home Assistant 2026.4.4 (2026-04-24). If you're updating now, check that one instead — it may already fix the issues reported here.
Did you install 2026.4.0?
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What's in this release
https://www.home-assistant.io/blog/2026/04/01/release-20264/
Source: GitHub releases (home-assistant/core)
CVEs fixed
No CVEs mapped to this release.
Community reports
- Problem
Upgrading from 2026.2 broke many of my scripts with "No target set" for many of the actions in the script sequence · Reddit · 2026-05-12
When I upgraded from 2026.2 to 2026.4 many of my scripts broke/stopped working, and many of their actions now state "No target set" inthe configuration, even though I still have the same targets as before the upgrade when they worked. The first image attached shows my "Wake Up"…
- Mention
Brought most of the Lafaer LWR01/LWR02 App features into Home Assistant · Reddit · 2026-09-30
I've been using a Lafaer presence sensor for a while, and overall I've been quite happy with it. The presence detection works well for my use case, and having it connected through Matter makes the basic presence/illuminance data easy to use in Home Assistant. The sensor actually…
- Mention
Web interface very slow since 2026.4 · Reddit · 2026-09-18
Has anyone else had this? Even on high end machines basic pages can take multiple seconds I think clearing cache history etc has sorted this, will report any updates.
- Mention
Apollo TEMP-1 - Do you know the wiring for the SD18B20 temp probe? · Reddit · 2026-08-26
Attempting to solder on a SD18B20 temp probe onto the 1/8 "Stereo jack" with 3 points and Apollo doesn't provide a pin out (I assume they want you to purchase their probe) for the jack. Anyone know the order? TIP: Center: Top: https://preview.redd.it/ubisx0x2pslh1.png?width=1236…
- Mention
SCREEK’s new THS40 probe temperature and humidity sensor release · Reddit · 2026-05-27
After extensive testing, we are now sharing our latest DIY sensor, which utilises a resin-encapsulated SHT40 probe. It offers excellent temperature and humidity detection capabilities. By using an extension cable as the probe, it is unaffected by the temperature of the ESP32. Fu…
- Mention
Help with Device going unresponsive · Reddit · 2026-05-10
Yesterday, my Iotawatt power monitor disconnected from my wifi and HA. I reset the unit and it seemed to reconnect and start working again. Then this morning it's done the same thing. The unifi Ap is about 6m from the Iotawatt (although has a brick wall between them. The unifi a…
Reports are found automatically and labelled by an AI model plus keyword rules — they can be wrong. Open the post to judge for yourself.
Other Home Assistant versions
- 2026.10.2 2026-10-16
- 2026.10.1 2026-10-10
- 2026.10.0 2026-10-07
- 2026.9.4 2026-09-27
- 2026.9.3 2026-09-18
- 2026.9.2 2026-09-11
- 2026.9.1 2026-09-05
- 2026.9.0 2026-09-02
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