No – OTA updates preserve user data and apps. However, a factory reset (recommended after major updates) will erase everything. Always back up your Google account and app logins.

A common point of confusion is the distinction between regional firmware.

If you purchased your projector from a marketplace like AliExpress or BangGood, you may have received a Chinese domestic version flashed with "Global" firmware. This is common practice for grey-market sellers.

A: No. The T2 Max hardware only supports manual 4-point keystone correction. Firmware cannot add electronic auto keystone.