Huawei phones with EMUI 9.0 and above and HarmonyOS system 2.0 and below
Step 1, set the "Allow background activities" option:
1. Enter the phone's "Settings"
2. Enter the "Applications" column and click "Application Management"
3. Find the Grapefruit Accelerator item in the list to enter
4. Click the "Power Consumption Details" column, then click "Application Startup Management"
5. Turn off the "Automatic Management" item, turn on the "Allow Auto-Start", "Allow Associated Startup", and "Allow Background Activities" items
Step 2, allow the Grapefruit Accelerator application to ignore battery optimization
1. Enter the phone's "Settings"
2. Click the top search to enter "Battery Optimization"
3. Click the small triangle on the right side of "Not Allowed"
4. Select all applications
5. Find Grapefruit Accelerator and set it to not allow
EMUI 8.0
Step 1, please lock the Grapefruit Accelerator App to a locked state
1. Open Grapefruit Accelerator
2. Click "Recent Tasks Interface", usually click the button in the lower right corner of the phone
3. There is an open small lock icon in the upper right corner, please click it to lock it
Step 2, set the "Allow Background Activities" option
1. Enter the "Settings" of the phone
2. Enter the "Apps and Notifications" column and click "App Management"
3. Find the Grapefruit Accelerator item in the list to enter
4. Click the "Battery" column, then click "Startup Management"
5. Turn off the "Automatic Management" item, turn on the "Allow Auto-Start", "Allow Associated Start", and "Allow Background Activities" items
Step 3, allow the Grapefruit Accelerator application to ignore battery optimization
1. Enter the "Settings" of the phone
2. Click the top search to enter "Ignore Battery Optimization"
3. Click the small triangle on the right side of "Not Allowed"
4. Select all applications
Find Grapefruit Accelerator and set it to not allow
EMUI 6.0
Step 1, please lock the Grapefruit Accelerator App to a locked state:
1. Open Grapefruit Accelerator
2. Click on the "Recent Tasks Interface", usually click on the button in the lower right corner of the phone
3. There is a locked padlock icon in the upper right corner. Pull down twice to unlock and lock the small padlock icon
Step 2, set the "Allow Background Activities" option:
1. Enter the "Settings" of the phone
2. Click on "Application Management"
3. Find the Grapefruit Accelerator item in the list to enter
4. Click on the "Battery" column and start the "Keep Running After Screen Turns Off" item
Step 3, allow Grapefruit Accelerator to ignore battery optimization
1. Enter the "Settings" of the phone
2. Click on the top search to enter "Ignore Battery Optimization"
3. Click on the small triangle on the right side of "Do Not Allow"
4. Select all apps
5. Find Grapefruit Accelerator and set it to "Do Not Allow"