T5S3 Pro 'Ultra' firmware (ver 12.0)

v12.0 changes:

* WiFi map tile download!

* map tile set: switch between color or B/W.

* Color tiles now with special dithered rendering.

v11.0 changes:

* Channel names now up to 31 chars

* Path dialog, custom path ‘bad format’ bug fix

* off-grid EU freq now 869.495

* Map, Scan Local map visualisation

* new radio presets

* Channel enable/disable preserves key

* Timestamps menu fix

* misc UI cleanups

* Message details screen: new “Add Contact” menu

* Grid icon shortcut for Backlight on/off

v10.1 changes:

* long tap copy/paste bug fix

* fix for Path dialog "bad format" bug

* Message details screen now formats multi-line messages

* 'Heard By' names bug fix

* multi-byte path DM send timeout bug fix

* SD variant now supports network profile rename

* new 'Get Telemetry...' menu in conversation screens

* better battery gauge on home screen

* Channel scope, select "*" for un-scoped

v9.7 changes:

* repeater CLI text input helper (tap on bottom input textbox)

v9.6 changes:

* Default Scope region support

* Long-press on Login button for 'Reset Path' then Login

v9.2 changes:

* multibyte path hash support

v9.1 changes:

* Off-grid (client repeat) mode

* Bandwidth 500 support

v9.0 changes:

* new UI: customisable home icon grid, and new icon grid menus

* Discover list now overwrites oldest entry if full

* region names now without '#'

v8.3 changes:

* custom fonts on SD, and proper UTF-8 decoding. (non-Latin lang support)

* notification bubbles on lock screen

* channel names now up to 11 chars

v8.2 changes:

* new Regions screen, with "Scan Local" menu

* new "Owner Info" menu, from Discover > Scan Local

v8.1 changes:

* Kid Mode bug fix

* Group channel chat: new 'Set Scope...' menu

* Support for mapping Polish characters to simple Latin characters

* Room messages rendering fix.

* Radio presets updated.

v8.0 changes:

* New UI engine

* Smarter path diagnostics

* New Display Pref: Font size

v7.15 changes:

* Live packet paths on map

* Telemetry amps fix (now signed)

* new “Show Path on Map” menu

* max contacts now 240

v7.14 changes:

* message text: now converts accented chars to ASCII equivalent

* popular emojis now converted, eg “:thumbsup:”

* contacts can be tagged and custom notes added

* Repeater CLI, ’neighbors’ command now using binary req/resp

* Max group channels now upped to 6

* Bug fix: some CLI responses were lost from dup timestamp.

v7.13 changes:

* initial release for the T5 Pro