Method 1: restart Android phone in recovery mode
Here are some of those combinations.
- Hold the Power +Volume Up buttons.
- Press and hold Power +Home +Volume Up buttons
- Press and hold Power +Volume Down buttons
- Press and hold Power +Home+ Volume Downbuttons.
Method 2: Try Different Key Combinations to Fix the "No Command" Error
You can try the following key combinations that you need to test the recovery mode on your Android phone.
- Press the "Power + Volume Down + Home" buttons to open the menu
- or press the "Power + Volume Down" buttons
- Press the "Power + Volume Up + Home" buttons
- or press the "Power + Volume Up" buttons
- press and hold the "Power + Home" buttons. And see if these key combinations work for you.
Method 3: Wipe cache partition to fix "No command" error
Go to Recovery mode Select Wipe cache partition
Method 4: factory reset Android
Go to Recovery mode Select factory reset
Method 5: install the operating system update manually
- Press “Volume Down + Power + Home” buttons together to enter recovery mode
- select the option “Apply update from cache”, select the available operating system update
- Again, press the "Power" button to install the update manually. If you are getting errors while the custom ROM is flashing, select the option "Apply update from external storage"
- Go to the "Updater" option and select the already downloaded file
Method 6:Reboot the system Manually
- Press and hold down the Volume down keys with the power button at once.
- Use the volume keys to navigate through the options the phone listed for you.
- Get to apply update from the cache and open it by pressing your phone’s power button.
- Choose the available update, install it manually by pressing the power key.