How to Solve iPhone 0 Byte Available Error

It is reported that many iPhone users have get an error message saying 0 byte available when they attempt to take photos, videos or install programs. To some extent, the internal memory is enough as an iPhone usually has minimum 16 GB internal memory. Sometimes you may receive the 0 byte available error on your iPhone device. But does it really have no available storage n your iPhone?

All possible reasons that result in the iPhone storage full but not issue:
  • iPhone is infected with the virus.
    Note: If your iPhone has been attacked by virus, there is a risk of all data loss from the virus infection. If you lose any precious data caused by 0 bytes storage, you had better recover lost data before fixing this problem. You can fix the problem by checking this post: Free iPhone Data Recovery Software – MiniTool Mobile Recovery for iOS.
  • iPhone system crashes.
  • The storage space may have been taken up while syncing data from computer to iPhone.
  • The iPhone is locked out of the Mail App on a full iPhone. It results in no storage space available and displays the following error message:

storage almost full

“How to recover lost data when iPhone says 0 bytes available?”

Way 1. Recover Data from Backup Files

If you have backed up your data with iTunes or iCloud, you can directly recover files from iTunes backup or iCloud backup files.

a. Recover files from iTunes backup files
Open MiniTool Mobile Recovery for iOS, and click on “Recover from iTunes Backup” to detect all backup files in the computer. If the backup files are stored into a special location, you can click on “Select” button to find them out. Finally, with a click on “Add“, the specified data will be added to the list.

recover from itunes backup

After that, pick out the needed backup file through “Name“, “Latest Backup Date” or “Serial Number“, and click on “Scan” button. Note: the scanning time is determined by the capacity of iTunes backup, please wait patiently.

scan itunes backup files

Select all needed files, and click on “Recover” to start the restoration job. Next, you will be allowed to keep the files into a default location or you can click on “Browse” to choose a trusty place. With a click on “Recover“, all data will be kept into the computer.

itunes recover

MiniTool Mobile Recovery for iOS is also capable of recovering data from iCloud backup files. If you have backed up your data from iPhone, iPad, and iPod touch to iCloud or auto backup has been made before data loss, you can try the functional module “Recover from iCloud Backup File” to get the lost data back, which requires 3 steps only. For more information about how to recover lost files from iCloud backup files, you can read this post: Recover from iCloud Backup File.

Way 2. Recover Data from 0 Bytes Storage iPhone Directly

If there is no backup file, you can try recovering lost data from iPhone directly by using the following steps.

  • Install the latest iTunes on your computer to make this recovery module work normally.
  • Open MiniTool Mobile Recovery for iOS and connect your device to computer.
  • Click “Trust” (if you have a passcode lock, please unlock it at first) when you see the “Trust This Computer” box on your iOS device’s screen. Then, this professional data recovery software will recognize that you have trusted your computer, it will jump to the “Scan” interface.

trust this computer

  • Now, click on “Scan” button. Then, this software will automatically analyze the data saved in the iOS device.


After analyzing iOS data, the software will scan the device. The scanning time depends on the amount of data saved on the device. So, be patient. Or, you can click “Stop” button if you have found desired data.

scanning device

After scanning, MiniTool Mobile Recovery for iOS will list all found files as shown below. Now, you can quickly find desired files by category or time.

At this time, you need to check all needed data, click on “Recover” button to store them. In general, this professional iOS data recovery software will automatically provide a place to store selected files. However, you can click on “Browse” to select a suitable place according to actual needs.


After all operations are done, you have finished recovering lost data from iOS device.

If you get the 0 bytes error with the latest iPhone devices – iPhone 8/8Plus/X, there are 3 methods that can help you get rid of the iPhone storage full but not issue.