Ako na ang sasagot ng Prucedure Busy ata si Ts..
Steps:
1. Download recovery.img from Official Stock ROM (e.g. WW_12.4.5.58)
1.1. IMPORTANT: Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW
2. Download Official Firmware from
https://www.asus.com/Phone/ZenFone_5_A500KL/HelpDesk_Download/ (e.g. UL-ASUS_T00P-WW-12.4.5.58-user.zip)
2.1. Read the Description!!!
2.2. IMPORTANT: Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW
3. Copy the recovery.img and the <firmware>.zip files to the root of external SD card
4. Power off your device
5. Simultanously push the Power + Volume Down button and waiting for the choice screen
5.1. Choice screen:
1. Enter SD download mode
2. Exit update mode
6. Choose the "1. Enter SD download mode"
7. Choose the "apply update from external storage"
8. Choose the the <firmware>.zip file (e.g. UL-ASUS_T00P-WW-12.4.5.58-user.zip)
9. Waiting for the installation finished
10. Choose the "reboot system now"