Sunup Firmware Downloads
This page lists 28 Sunup firmware and device files available to download on File Firmware. Each entry below links to a dedicated page with the file name, size, release date and step-by-step usage notes. Always confirm a file matches your exact device model before flashing, and back up your data first.
Sunup
SunUp C500
SunUp_C500_SC6820_2.3.6.zip
SunUp C500 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or…
Sunup
Sunup QX222
Sunup_QX222_2.3.zip
Sunup QX222 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, o…
Sunup
Sunup HD900
Sunup_HD900_SC8810_v2.0.2_2.3_SPD.zip
Sunup HD900 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, o…
Sunup
Sunup G20
Sunup_G20_SC8810_2.3.5.zip
Sunup G20 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or …
Frequently asked questions
Are Sunup files free to download?
Most Sunup files on File Firmware are free; any paid file is clearly marked with its price on its own page.
How do I pick the right Sunup file?
Open the file you need and check the model, version and file size on its page. Match these to your device before downloading or flashing.