Merge branch 'master' into add-my-encryption-comments

docs/community/local-groups.mdx

@@ -71,6 +71,9 @@ us on [Discord](https://discord.com/invite/ktMAKGBnBs) to add your group.
 ## India
 - [India Bir Paragliding](https://bircom.in)
 
+## Israel
+- [Israel Meshtastic Club](https://t.me/+yUGsbNw3zp41MGFk)
+
 ## Italy
 - [Meshtastic Italia](https://t.me/meshtastic_italia)
 - [Mesh_ITA Discord Server](https://discord.gg/ETFmtyzbFT)
@@ -93,6 +96,9 @@ us on [Discord](https://discord.com/invite/ktMAKGBnBs) to add your group.
 - [Meshtastic Türkiye Community - Discord](https://discord.gg/ThcG4Arb) 
 - [Meshtastic Türkiye Community - Web (https://trmesh.org)
 
+## Ukraine
+- [WiKi Meshtastic UA](https://wikimesh.pp.ua)
+
 ## United Kingdom
 - [UK Meshtastic Kent / South East](https://www.facebook.com/groups/ukmeshtastickent/)
 - [UK Meshtastic Brighton](https://www.facebook.com/groups/3696312513946679/)

docs/configuration/radio/device.mdx

@@ -81,6 +81,12 @@ Acceptable values: `true` or `false`
 
 Disabling this will disable the SerialConsole by not initializing the StreamAPI.
 
+## TZDEF (Timezone Definition)
+
+The `tzdef` setting allows the local offset to be defined for the device. It uses the TZ Database format to display the correct local time on the device display and in its logs.
+
+To set the timezone, use the POSIX TZ Database string for the relevant region. Here is a list of [supported timezones](https://github.com/nayarsystems/posix_tz_db/blob/master/zones.csv).
+
 ## Debug Log
 
 Acceptable values: `true` or `false`
@@ -181,6 +187,10 @@ meshtastic --set device.role CLIENT
 meshtastic --set device.serial_enabled false
 ```
 
+```shell title="Set `tzdef`"
+meshtastic --set device.tzdef UTC0
+```
+
 ```shell title="Enable debug logging"
 meshtastic --set device.debug_log_enabled true
 ```