Step 1-First of all download SP Flash Tool and extract inside a folder, you can extract in 'C' drive for batter work.
|Xiaomi Redmi 4X||
In a case where you can still access your data partition, or just want to update your firmware using the recovery, the following steps will deem useful.
How to Flash Xiaomi Firmware using Recovery
|Xiaomi Redmi 2||
|OnePlus 7 Pro||
1. First of all enable the Developer Option, to enable the Developer Option, go to your Settings -> About -> Software Information -> More. Tap on the Build Number 7-8 times until you see a toast message "Developer option enabled".
|HTC One E8||
Good Android phone with 2.3Ghz Quad-Core processor provides good performance and great system execution.
Performing the firmware upgrade for Sprint:
|Nokia X2 Dual Sim - Android firmwares||
Step 1: Download tool and firmware, then install the tool first.
|LG Spirit firmwares Android 5.0.1/6.0||
1. First of all, get backup.
|HTC Desire 610 to Android 5.1.1 Lollipop||
1-step Place the firmware file on to the SD card of the device.
|Asus Zenfone 3 Max (ZC520TL)||
Good connectivity of this device includes Bluetooth 4.0 version A2DP, WiFi 802.11 b/g/n (2.4Ghz), but it lacks NFC connection.
|Flash Huawei Y625-U32 Firmware by Lenovo Tool||
Step 1: Download and install USB Driver.