A: The XDA Recognized Developer community and the Telegram group "@SMX200_Mods". They test every build before publishing a verified tag.
Before permanently flashing a ROM, use the DSU Sideloader to test a GSI. It allows you to boot a ROM from your user data partition without touching your system partition. If it boots here, it's "verified" for your specific hardware revision. smx200 custom rom verified
After installing your custom ROM, here are some tips to keep in mind: A: The XDA Recognized Developer community and the