Huawei Ascend Y520-U22 Stock Firmware ROM Tested Flash File Free 100% Tested

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Huawei Ascend Y520-U22 Stock Firmware ROM Tested Flash File Free 100% Tested
Huawei Ascend Y520-U22 Stock Firmware ROM Tested Flash File Free 100% Tested


1 rendition necessities 

1.1 Historical rendition data table. 

The accompanying renditions can be moved up to this adaptation 

Huawei Ascend_Y520-U22_Firmware_V100R001C328B109_English_Android 4.4.2 

1.2 Upgrade Environment Requirements 

Pertinent to cell phone programming, need to utilize MICRO SD card to overhaul 

1.3 List of overhaul documents 

Record Name 

Huge bundle way dload\UPDATE.APP 

2 Upgrade arrangement 

2.1 Checking whether the redesign condition meets the prerequisites 

Check if the MICRO SD card can be perused or composed. 

2.2 Obtaining/Checking Upgrade Packages 

The catalog structure is equivalent to: dload\UPDATE.APP 


3 Upgrade directions 

There are two overhaul techniques: constrained redesign and typical update. 

Constrained overhaul isn't required to boot, so it is reasonable for use when it can't boot typically (counting unfit to boot, no 

The technique enters the backup interface, and so on.). The ordinary redesign requires control on and can enter the setup module. 


4 update task 

4.1 Normal update (favored overhaul technique) 

4.1.1 Upgrading huge packs 

Stage 1: Prepare a SD card. It is prescribed to utilize Sandisk, Kingstone, or Kingmax. The size is prescribed at 2G. 


the abovementioned. 

Stage 2: Format the SD card (discretionary). 

Stage 3: Copy the UPDATE.APP under the huge bundle way to the SD card dload\UPDATE.APP. 

Stage 4: Check if there is dload\UPDATE.APP in the root registry of the SD card. 

Stage 5: Insert the SD card into the telephone to boot, and go to Settings - > System Update - > Local Upgrade - > SD Card Upgrade on the principle screen. 

To back up your information, select Back up your information; at that point, begin the overhaul. 

Stage 6: The advancement procedure has an advancement bar show. After the advancement bar is done, the cell phone naturally restarts. 

4.2 Forced update 

4.2.1 Upgrading huge packs 

Stage 1: Prepare a SD card. It is prescribed to utilize Sandisk, Kingstone, or Kingmax. The size is suggested at 2G. 

the abovementioned. 

Stage 2: Format the SD card (discretionary). 

Stage 3: Copy the UPDATE.APP under the enormous bundle way to the SD card dload\UPDATE.APP. 

Stage 4: Check if there is dload\UPDATE.APP in the root registry of the SD card. 

Stage 4: When the cell phone is killed, embed the SD card, and press the volume up catch + volume down catch + switch catch, hand 

The machine consequently enters the redesign mode and afterward begins the overhaul, as appeared in the figure: 

Huawei Ascend_Y520-U22_Firmware_V100R001C328B109_English_Android 4.4.2 

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