Samsung SCH-R890 Galaxy S4 Mini US Cellular

Phone Pre-Setup
  • Install Drivers for Samsung Galaxy S 4 Mini
    Ensure previously activated (used) US Cellular 4G LTE SIM is inserted into device during flash. Phone may be flashed without a SIM card, although data will work, data signal may not be seen and phone will show a notification that a SIM should be inserted.
    Open Dial Pad
    Dial *#22745927
    At Hidden Menu Screen Select Hidden Menu
    Select Enabled and Press OK
    Android 4.3
    Open the dial pad
    Dial ##366633#
    Enable DM Mode
    Android 4.1.2 and below
    Press Back to Bring Up Dial Pad
    Dial *#7284#
    Select Qualcomm USB Settings
    Select DM + MODEM + ADB or RNDIS + DM + MODEM
    Press Back Till Phone Is At Home Screen
    Phone Is Ready To Be Provisioned
    (Remember after flashing to return and put phone back to MTP+ADB)
Post-Provisioning
  • ONLY PROCEED IF DATA IS NOT FUNCTIONING AFTER 15 MINITES.
    THIS MAY RESULT IN A LOSS OF DATA IF YOU CONTINUE AND DATA IS ALREADY FUNCTIONING.
    Bring up your dial pad
    Enter *#22745927 on the dial pad
    Click on the Hidden Menu Option to Enable the hidden menu (It will reset itself to disabled each time the phone power cycles)
    Enter *#197328640# on the dial pad
    At the Service Menu, follow the options below
    2-CDMA
    1-Common
    9-NextPage
    9-NextPage
    8-PREF MODE SET
    1-CDMA_HDR_LTE_Only
    Menu Button
    Back
    Reboot Phone
    2-CDMA
    4-Control
    9-CDMA BAND SELECT
    4-Automatic
Programming
  • Open Dial Pad
    Dial *#22745927
    At Hidden Menu Screen Select Hidden Menu
    Select Enabled and Press OK
    Dial **772
    Select Edit
    Select MDN
    Enter new MDN (10 digit phone number) and press OK
    Select MSID
    Enter new MIN (10 digit number) and press OK
    Press Back then Done
    Phone will power cycle and programming is now complete
Reference Links
USB Cable
  • MTC Bear
Tips and Tricks
  • Alternative Activation
    • If the device is not functioning properly after a flash has completed, attempt to active with the Decimal form of the MEID (ex. 256XXXXXXXXXXXXXXX) instead of the HEX "IMEI" (ex. 990000XXXXXXXX)
Video Tutorials
  • Coming soon
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