The Advan G5 is a budget-friendly 6.2-inch smartphone released in 2020, which gained attention for featuring a triple camera setup at an affordable price point. It is powered by the UNISOC SC9863A octa-core processor and runs on Android 10. This guide provides the official stock firmware package to perform a full software restoration on your device.
This is a complete firmware package in the .pac format, designed for flashing with the SPD (Spreadtrum) Upgrade Tool. It is the most reliable solution for fixing critical software issues such as a completely dead phone (mati total), a device stuck on the Advan boot logo, or software-related camera malfunctions.
Disclaimer: Flashing this stock ROM will completely erase all data from your phone’s internal storage, including your apps, contacts, photos, and files. Please ensure you have backed up any important data before you begin.
Quick Device Specs
- Device: Advan G5
- Release year: 2020
- Chipset: UNISOC SC9863A
- Display: 6.2″ IPS LCD, 720 x 1520 pixels
- RAM/Storage: 4GB/32GB
- Battery: 4000 mAh
- Original OS: Android 10
Required Downloads
To flash this .pac firmware file, you will need the SPD Upgrade Tool and the official Spreadtrum/UNISOC SCI USB drivers. You can find secure download links for both of these essential tools in our main guide, which is linked in the how-to section below.
- The firmware package from the table below
- SPD Upgrade Tool
- Spreadtrum/UNISOC SCI USB Drivers
Official Stock Firmware (ROM)
| Build Version | Android Version | Type | Download |
|---|---|---|---|
| V1.0_20200424 | 10 | Stock ROM (.pac File) | Download |
How to Flash Stock Firmware
To restore your Advan G5, you will use the SPD Upgrade Tool on a Windows PC. First, ensure you have correctly installed the UNISOC SCI USB drivers. Launch the tool, click the single gear icon (“Load Packet”), and select the .pac firmware file. Click the play icon (“Start Downloading”). Power off your phone completely. Finally, press and hold the Volume Down button while connecting the phone to your computer with a USB cable to initiate the flashing process.
For a complete, step-by-step walkthrough, driver downloads, and troubleshooting, please refer to our detailed pillar guide: How to Flash Firmware with SPD Upgrade Tool.
Device-Specific Troubleshooting for Advan G5
- Tool is Stuck on “Checking Baudrate”: This is the most common error when flashing UNISOC/Spreadtrum devices and it indicates a driver issue. Uninstall and reinstall the UNISOC drivers, use a different USB port (a main one on the back of your PC is best), and try a different USB cable. Newer chipsets like the SC9863A may require the latest drivers.
- Fixing Camera App Problems: The triple camera is a key feature of the Advan G5. If your camera app is crashing, showing a black screen, or certain modes are not working, a full firmware flash is the best solution. It restores all original camera drivers and software libraries, fixing any software-related glitches.
- Entering Flash Mode: To start the process, you must hold a boot key. For the Advan G5, this is typically Volume Down. If that doesn’t work, try holding Volume Up while connecting the powered-off phone.
- Performance and Battery Drain: If your phone has become unusually slow or the battery life has degraded significantly, a clean flash of the stock ROM can often resolve the issue by removing rogue apps and software bugs that may be running in the background.
FAQs
- Q1. My Advan G5 is completely dead (mati total). Will this firmware fix it?
- Yes. If the cause of the dead device is corrupted software (a “hard brick”), then flashing this official
.pacfirmware is the standard procedure to unbrick it and restore it to working condition. - Q2. What is a
.pacfile? - A
.pacfile is an all-in-one firmware package for devices with UNISOC (formerly Spreadtrum) chipsets. It bundles all system partitions (boot, recovery, system, etc.) into a single file for easy flashing. - Q3. The flash tool doesn’t detect my phone. What’s wrong?
- This is a driver issue 99% of the time. Ensure the UNISOC SCI drivers are installed correctly. Open the Windows Device Manager before connecting your phone; when you connect it while holding Volume Down, a “Spreadtrum” or “SCI” device should appear briefly.
- Q4. Will this process remove the Google Account (FRP) lock?
- No. Flashing the stock firmware will restore the original operating system, but it does not bypass Factory Reset Protection (FRP). You will still need to enter the credentials of the last Google account that was synced to the device.
