Typically uses a Hynix H26M41204HPR eMMC for system storage.
If the standard USB update fails (often indicated by a "system update fail" message), the issue is usually deeper than software corruption. tpdrt2841pb772 firmware 2021
: Upgrading can sometimes reset personal settings or data; back up essential information before starting. Typically uses a Hynix H26M41204HPR eMMC for system storage