How-to smart cell phone repair broken hardware and software errors. Troubleshooting and fix it. Modifications operating system to improve performance.

How to Check Status Bootloader Xiaomi Locked or Unlocked

How to Check Status Bootloader Xiaomi Locked or Unlocked
The bootloader status specifies the method of flashing Xiaomi phones. If the bootloader status is unlocked we can install ROM via Fastboot Mode, if locked via EDL Mode (Emergency Download Mode). There are 2 ways to check bootloader status as follows:Fastboot ADB Commands​Go to Fastboot Mode. Turn off device and press Volume Down + Power keys.Connect the device to PC.​Type the command "fastboot devices" and press Enter. Make sure the device serial is detected. If not, install the Qualcomm driver ...
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Fix Miracle Box Show Waiting for USB Port on Windows 10 64x

Fix Miracle Box Show Waiting for USB Port on Windows 10 64x
You recently bought a Miracle Box and then install it on Windows 10 64 bit. When you tried Miracle to backup ROM (Read) Mediatek phone, the box show up notification waiting for USB Port like picture in above.​Not running Read or Write process is not caused Miracle Box that you buy damaged. Whereas MediaTek PreLoader USB VCOM has been detected in Ports Windows Device Manager. You need to install Mediatek VCOM driver for Windows 10 64 bit and uninstall old. Follow the instructions below to fix the...
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How to Update Firmware (Flash) Asus Zenfone 5 T00F A500CG

How to Update Firmware (Flash) Asus Zenfone 5 T00F A500CG
This guide will help you update the world wide ZenUI firmware your Asus Zenfone 5 T00F (A500CG) device. This can be done to fix :​ Downgrade operating system Lollipop to KitKat. Fixed Asus Zenfone 5 often restarts itself (boot loop). Fixed force close apps. Bring back Nulled IMEI make sure IC Baseband is not broken. Other errors caused by software. Flashing using Asus Flash ToolMake sure that your device is fully charged or has enough power for this process. All user data will be purged in this ...
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Test Point Location Redmi Note 4X Dead Boot / Hard Brick

Test Point Location Redmi Note 4X Dead Boot / Hard Brick
You tried to flash/root the Note 4X and failed. As a result, the phone becomes dead boot and can't turn on at all. Trying to enter Fastboot and EDL Mode using Deep Flash Cable did not work. Frustrated! Do not know what to do to make phone back to normal. Don't panic, you can do a test point with purpose making the device go into EDL Mode condition then flashed with MIUI ROM. See the location of test point Xiaomi Redmi Note 4X Snapdragon on image attachments below. Remove back case. Connect phon...
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How to Enable Qualcomm Diagnostic Mode

How to Enable Qualcomm Diagnostic Mode
Enable Qualcomm Diagnostic Mode useful for changing the IMEI or repair baseband your phone using QPST or other tools. There are two ways to activate Diag Mode.
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How to Fix Failed Flash Redmi 3S Dummy Bin Error Not Found

How to Fix Failed Flash Redmi 3S Dummy Bin Error Not Found

When the firmware update process Xiaomi Redmi 3S to be completed, the error message dummy bin not found appears in XiaoMi Flash Tool. Based on experience, the issue occurs if you use Fasboot ROM MIUI 8 Global Stable v8.1.1.0. Follow the step by step below to fix the dummy.bin not found problem.

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How to Fix Asus Fonepad 7 Bootloop using UFI Box

How to Fix Asus Fonepad 7 Bootloop using UFI Box
I have an Asus Fonepad 7 FE170CG bootloop after update via OTA. Finally I could fix the problem by flashed using UFI Android ToolBox. If you do not have a UFI Android ToolBox software, as an alternative you can use the Asus Flash Tool (AFT) and download raw firmwares.
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5 Methods To Enter EDL Mode Your Xiaomi Mobile Phone (Qualcomm Devices)

5 Methods To Enter EDL Mode Your Xiaomi Mobile Phone (Qualcomm Devices)
Xiaomi officially locked the bootloader by reasoned to improve security system. Of course not all devices, only the latest. The impact, we can no longer flash device through fastboot. Another method to flash Xiaomi phones is through EDL Mode. But there are still many Xiaomi users who do not know how to get a device into EDL Mode, the reason is enter EDL Mode is more complicated than going to Fastboot. Sometimes special tools are needed. What is EDL Mode? EDL stands for Emergency Download Mode. T...
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How to Unlock Bootloader Xiaomi Devices Officialy

How to Unlock Bootloader Xiaomi Devices Officialy

One of the benefits of unlocking the bootloader is you can install Custom ROM or TWRP recovery via Fastboot Mode. There are two ways to unlock the bootloader, officially and unofficially. Officially, you must make an unlock request to Xiaomi Developer Team. Unofficially, we need a custom file like emmc_appsboot.mbn but be careful, changing the emmc_appsboot.mbn file can cause your device to be brick.

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Install TWRP Custom Recovery on Xiaomi Redmi Note 4X

Install TWRP Custom Recovery on Xiaomi Redmi Note 4X
TWRP is a custom recovery that has many useful features for install custom, backup and restore data, file manager, etc. On this post I'll show you how to install TWRP on Xiaomi Redmi Note 4X Snapdragon. Before following the tutorial, make sure your device is unlock bootloader. 1. Download TWRP Cofface v3.0.3-0 This recovery base TWRP 7.0 support MIUI OTA and support disable boot verify. http://www.mediafire.com/file/oltk66k92rrl5fb/cofface_recovery_mido_20170215_v3.0.3-0.zip 2. Download Minimal ...
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