Learn how to view free space and free up storage on the Sony Xperia Z1s.
On this page:
Check the available internal device storage (see 'View free storage space' below). It must be over 150 MB for your device. The Android system cannot work properly if the internal device storage is below 150 MB. If under 150 MB, use the following tips to clear more storage:
Note: Clear storage at least once per week.
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