This process applies to any GApps installer, including the elusive TTA package.
Critical: Flash ROM first, then GApps, without rebooting in between. tta pie gapp installer for android 9 link
Since the original TTA links are scarce, use the industry standard: This process applies to any GApps installer, including
Before you click any "tta pie gapp installer for android 9 link", ensure the following: Critical: Flash ROM first, then GApps, without rebooting
| Requirement | Status |
|-------------|--------|
| Android 9 Pie custom ROM installed | ✅ |
| TWRP (Team Win Recovery Project) 3.2.3+ | ✅ |
| Device bootloader unlocked | ✅ |
| Backup of current ROM (Nandroid backup) | ✅ |
| At least 500 MB free in /system | ✅ |
Pro Tip: Flash the GApps ZIP immediately after flashing your custom ROM, before the first boot. Flashing GApps after setting up the ROM can cause conflicts.
BitGApps is optimized for older devices and functions like the old TTA installers.