I. Method 1: Local update (most HW phones can use this method)
Step 1: Copy the folder “dload/UPDATE.APP” to the SD Card.
Step 2: Go to Settings -> select Updates -> Select “Local update -> Confirm -> Done/Agree.
– After this step, the phone will automatically restart and enter the software update mode from the memory card.
Wait a few minutes for the installation to be 100% complete.
II. Method 2: Key string update (most new model phones can apply)
Step 1: Copy the folder “dload/UPDATE.APP” to the SD Card.
Step 2: Select Phone dial/Dialer > Enter 1 of the following strings:
a. *#*#2846579#*#* (or)
b. *#*#14789632#*#* (or)
c. *#*#1673495#*#*.
– The phone will receive the string with the update interface screen
– Select ProjectMenu -> Select Upgrade -> Select SD card update -> Select Confirm
– After this step, the phone will automatically restart and enter software update mode from memory card. 100% is done.
III. Method 3: Force update (Most Huawei devices support this feature)
Step 1. Copy the folder “dload/UPDATE.APP” to the SD Card.
Step 2. Turn off the phone -> Press and hold at the same time (10 seconds) the following 3 keys: Volume Up + Volume Down + Power Key:
– Notice the phone vibrates.
– Result: The phone automatically enters update mode from memory card (No need to do anything else).
– Wait 1-2 minutes (100%) and finish -> You can experience the new rom.
IV. Method 4: Update via SP_Flash_Tool
Step 1: Download the sp flash tool
Step 2: Run “Flash_tool.exe”
Step 3: In the “Download Agent” section, select “MTK_AllInOne_DA.bin” inside the “SP_Flash_Tool_exe_v3.1324.0.177_Secboot” folder.
Step 4: In the “Scatter-loading” section, select the path to the ROM you want to upgrade (USB_upgrade) and select the file “MT6582_Android_scatter.txt”.
Step 5: Select all the items below
Step 6: To start upgrading the ROM, turn off the phone and do not connect it to the computer. Press the “Download” button
– Press and hold Volume – and connect the connection cable.
– Wait until the software shows the green PASS word, then you can unplug the USB cable and experience the new ROM.
Note:
1. “dload” is the name of the folder in the memory card.
2. “UPDATE.APP” is the name of the software file we need to update the ROM, this file is copied into the “dload” folder. (for example: SDcard\dload\UPDATE.APP)
The above are the basic ways to update ROM for all Huawei phone lines. You can do one of the above methods to update the latest ROM.