Optimizer - Huawei Mate X3 User Manual

View Atmospheric Pressure and Altitude Using Compass
In Compass, you can view the atmospheric pressure and altitude in the following ways:
If you hold your device flat, the Compass screen will display a dial together with the
•
atmospheric pressure and altitude of your current location.
If you hold your device upright, the Compass screen will display the viewfinder of the rear
•
camera on your device, together with the atmospheric pressure and altitude of your current
location.
For more precise altitude data, touch
Calibrate the Compass
If the direction displayed on a compass or map app is different from the actual direction, you
need to calibrate the Compass.
1
In an environment with magnetic field interference (such as from magnets or microwave
ovens), the calibration screen will automatically be displayed when Compass is opened.
2
Move to an area away from magnetic interference, hold your device, and follow the
onscreen instructions to calibrate the device.

Optimizer

Clean Up Device Storage
Cleanup in Optimiser helps you scan for redundant or large files, such as residual app files,
unwanted installation packages, WeChat data, and more. Once detected, you can choose
whether or not to delete individual files. This tool can also compress duplicate files and less
frequently-used apps to free up space.
Compress Apps and Files to Free up Space
1
Go to Optimiser, and touch Cleanup.
2
Once the scan is complete, touch Compress in the Recommended for compression list,
and follow the onscreen instructions to compress duplicate files and rarely-used apps to
free up storage space.
Compression will not change the storage location, quantity, or quality of files, nor affect
the running of apps.
Manually Clean the System Rubbish
1
Go to Optimiser, and touch Cleanup.
2
Once the scanning is complete, touch Clean up next to Junk files. You can also touch
Clean up next to other items, select the items to be cleaned, and touch DELETE .
and enable Allow location and network access.
Apps
117