UMI Firmware Downloads
This page lists 38 UMI 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.
UMI
UMI Cross
UMI_Cross_20131024_165417.zip
UMI Cross Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or …
UMI
UMI X1 Pro
UMI_X1_Pro_20140424-145214.zip
UMI X1 Pro Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or…
UMI
UMI C1
UMI_C1_KK_V2.08.zip
UMI C1 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or re-…
UMI
UMI Hammer S
UMI_HammerS_v3.01_20150915111603.zip
UMI Hammer S Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, …
UMI
UMI eMax Mini
UMI_eMax_Mini_6FA4ZP2.zip
UMI eMax Mini Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade,…
UMI
UMI Zero
UMI_Zero_20141104_1907.zip
UMI Zero Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or r…
UMI
UMI Iron
UMI_Iron_Y900_V0.04_20150626_1750.zip
UMI Iron Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or r…
UMI
UMI X2
UMI_X2_2013.11.28_DEODEXED.zip
UMI X2 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or re-…
UMI
UMI X3 RC
UMI_X3_RC_20140409-180741.zip
UMI X3 RC Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or …
UMI
UMI Hammer
UMI_Hammer_20150602_183737_5.1.zip
UMI Hammer Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or…
UMI
UMI X1
UMI_X1_0203.zip
UMI X1 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or re-…
UMI
UMI S1
UMI_S1_SC8901_V106_20130427.zip
UMI S1 Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or re-…
UMI
UMI X1S
UMI_X1S_20130528_PC.zip
UMI X1S Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or re…
UMI
UMI eMax
UMI_eMax_20150604.zip
UMI eMax Stock Firmware (Flash File)
The Flash File will help you Upgrade, Downgrade, or r…
Frequently asked questions
Are UMI files free to download?
Most UMI 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 UMI 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.