Merge pull request #7468 from esphome/bump-2026.9.1

2026.9.1

Author: jesserockz

data/version.json

@@ -1,5 +1,5 @@
 {
-  "release": "2026.9.0",
+  "release": "2026.9.1",
   "version": "2026.9",
   "blog_url": "/blog/2026/09/16/esphome-2026-9/"
 }

src/content/docs/blog/2026/09/16/esphome-2026-9.mdx

@@ -895,6 +895,26 @@ For detailed migration guides and API documentation, see the
 [ESPHome Developers Documentation](https://developers.esphome.io/).
 {/* BREAKING_CHANGES_DEVELOPERS_END */}
 
+{/* markdownlint-disable MD013 */}
+
+## Release 2026.9.1 - September 29
+
+- [mipi_dsi] Let IDF pick the DPHY PLL reference clock [esphome#18984](https://github.com/esphome/esphome/pull/18984) by [@elwinloomis](https://github.com/elwinloomis)
+- [ota] Skip the web_server plaintext warning when web_server ota is disabled [esphome#19348](https://github.com/esphome/esphome/pull/19348) by [@bdraco](https://github.com/bdraco)
+- [mixer] Don't discard a start request while reaping a stopped task [esphome#19368](https://github.com/esphome/esphome/pull/19368) by [@rexmoriarty](https://github.com/rexmoriarty)
+- [esp32][rp2] Print the previous boot crash report before the logger reads it [esphome#19351](https://github.com/esphome/esphome/pull/19351) by [@bdraco](https://github.com/bdraco)
+- [espidf] Switch the Windows console to UTF-8 while idf.py runs [esphome#19352](https://github.com/esphome/esphome/pull/19352) by [@bdraco](https://github.com/bdraco)
+- [esp32_hosted] Fix ESP32-P4 build without wifi, espnow or BLE [esphome#19374](https://github.com/esphome/esphome/pull/19374) by [@bdraco](https://github.com/bdraco)
+- [esphome] Keep the OTA encryption key without the api server so safe mode uploads work [esphome#19349](https://github.com/esphome/esphome/pull/19349) by [@bdraco](https://github.com/bdraco)
+- [esp32] Disable newlib nano printf formatting on ESP32-C2 [esphome#19418](https://github.com/esphome/esphome/pull/19418) by [@swoboda1337](https://github.com/swoboda1337)
+- [web_server] Mask the value of a password text entity, not only its state [esphome#19385](https://github.com/esphome/esphome/pull/19385) by [@bdraco](https://github.com/bdraco)
+- [nrf52] set WDT timeout to 30sec for Adafruit bootloader [esphome#19596](https://github.com/esphome/esphome/pull/19596) by [@tomaszduda23](https://github.com/tomaszduda23)
+- [mipi_spi] Fix reversion in dc/cs sequence for spi_16 [esphome#19745](https://github.com/esphome/esphome/pull/19745) by [@clydebarrow](https://github.com/clydebarrow)
+- [lvgl] Honor esphome build_flags when generating lv_conf.h [esphome#19743](https://github.com/esphome/esphome/pull/19743) by [@SulimanAbdulrazzaq](https://github.com/SulimanAbdulrazzaq)
+- [ethernet] Move received frames to PSRAM on SPI ethernet chips [esphome#19377](https://github.com/esphome/esphome/pull/19377) by [@bdraco](https://github.com/bdraco)
+
+{/* markdownlint-enable MD013 */}
+
 ## Full list of changes
 
 For the complete list of every merged pull request in this release, see the

src/content/docs/guides/supporters.mdx

@@ -214,6 +214,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Ken Baker (@bakerkj)](https://github.com/bakerkj)
 - [balk77 (@balk77)](https://github.com/balk77)
 - [Paulus Schoutsen (@balloob)](https://github.com/balloob)
+- [Balloob Bot (@balloobbot)](https://github.com/balloobbot)
 - [Andrew Zaborowski (@balrog-kun)](https://github.com/balrog-kun)
 - [Josh Barnard (@barndawgie)](https://github.com/barndawgie)
 - [BarryMar (@BarryMar)](https://github.com/BarryMar)
@@ -512,6 +513,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Dave T (@davet2001)](https://github.com/davet2001)
 - [David Watson (@davewatson91)](https://github.com/davewatson91)
 - [Dave Wongillies (@davewongillies)](https://github.com/davewongillies)
+- [David Coulson (@davidcoulson)](https://github.com/davidcoulson)
 - [David De Sloovere (@DavidDeSloovere)](https://github.com/DavidDeSloovere)
 - [David Beitey (@davidjb)](https://github.com/davidjb)
 - [davidmonro (@davidmonro)](https://github.com/davidmonro)
@@ -988,6 +990,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Marc J (@InvncibiltyCloak)](https://github.com/InvncibiltyCloak)
 - [IoT-devices LLC (@iotdevicesdev)](https://github.com/iotdevicesdev)
 - [iret33 (@iret33)](https://github.com/iret33)
+- [IreuN (@ireun)](https://github.com/ireun)
 - [Benjamin Schröter (@irgendwienet)](https://github.com/irgendwienet)
 - [Ivo Roefs (@ironirc)](https://github.com/ironirc)
 - [irtimaled (@irtimaled)](https://github.com/irtimaled)
@@ -1565,6 +1568,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Mynasru (@Mynasru)](https://github.com/Mynasru)
 - [Niels Ulrik Andersen (@myplacedk)](https://github.com/myplacedk)
 - [Mikhail (@mzakharo)](https://github.com/mzakharo)
+- [n-IA-hane (@n-IA-hane)](https://github.com/n-IA-hane)
 - [Kevin Uhlir (@n0bel)](https://github.com/n0bel)
 - [n6ham (@n6ham)](https://github.com/n6ham)
 - [N6RDV (@N6RDV)](https://github.com/N6RDV)
@@ -1818,6 +1822,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Ben V. Brown (@Ralim)](https://github.com/Ralim)
 - [Benjamin Gonzalez (@Randomblock1)](https://github.com/Randomblock1)
 - [randomllama (@randomllama)](https://github.com/randomllama)
+- [Roman Priesol (@randybb)](https://github.com/randybb)
 - [Rodrigo Martín (@Rapsssito)](https://github.com/Rapsssito)
 - [Andrew Rankin (@RAR)](https://github.com/RAR)
 - [razorback16 (@razorback16)](https://github.com/razorback16)
@@ -1924,6 +1929,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [rwilson131 (@rwilson131)](https://github.com/rwilson131)
 - [rwrozelle (@rwrozelle)](https://github.com/rwrozelle)
 - [Ryan Lang (@ryan-lang)](https://github.com/ryan-lang)
+- [Ryan Ronnander (@ryan-ronnander)](https://github.com/ryan-ronnander)
 - [ryanalden (@ryanalden)](https://github.com/ryanalden)
 - [Ryan Kulp (@ryanckulp)](https://github.com/ryanckulp)
 - [Ryan Nazaretian (@ryannazaretian)](https://github.com/ryannazaretian)
@@ -2004,6 +2010,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [shuchitak (@shuchitak)](https://github.com/shuchitak)
 - [Shivam Maurya (@shvmm)](https://github.com/shvmm)
 - [sibowler (@sibowler)](https://github.com/sibowler)
+- [siegeld (@siegeld)](https://github.com/siegeld)
 - [Simon Georges (@signix)](https://github.com/signix)
 - [SiliconAvatar (@SiliconAvatar)](https://github.com/SiliconAvatar)
 - [sillyfrog (@sillyfrog)](https://github.com/sillyfrog)
@@ -2288,6 +2295,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [James Vogel (@voglster)](https://github.com/voglster)
 - [Jan-Kristian Mathisen (@voibit)](https://github.com/voibit)
 - [Xuming Feng (@voicevon)](https://github.com/voicevon)
+- [Panda (@vonpanda)](https://github.com/vonpanda)
 - [Manuel Bichler (@votacom)](https://github.com/votacom)
 - [vozvivan (@vozvivan)](https://github.com/vozvivan)
 - [vt-vaio (@vt-vaio)](https://github.com/vt-vaio)
@@ -2396,4 +2404,4 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Josef Zweck (@zweckj)](https://github.com/zweckj)
 - [Zynth-dev (@Zynth-dev)](https://github.com/Zynth-dev)
 
-*This page was last updated September 16, 2026.*
+*This page was last updated September 29, 2026.*