Follow the below mentioned steps to check your storage.
Iphone 6s system storage full.
Most of it is but unfortunately not everything.
Connect your iphone to your computer.
That should do the trick and your iphone storage is a full issue that will likely be gone.
How to check your iphone or ipad s storage space using itunes on pc and macos mojave and older.
If you don t have enough available storage to update wirelessly update your device using a computer.
To fix this issue update your iphone or ipad to ios or ipados 13 6 1 or later.
To use this trick to shrink the system capacity size of your iphone storage or ipad storage you will need the ios device a computer with itunes and a usb cable to connect the device to the computer.
It can be 5 gb or it can be 15 gb.
How to shrink the system storage on iphone or ipad.
To do it launch the settings app and tap on safari to open the safari browser settings tap on the option that says clear history and website data to clear safari cache files.
To check your device s current system storage size on your iphone or ipad go to settings general iphone or ipad storage and scroll down.
If you have all of that the rest is remarkably simple.
On your iphone 6 6s tap on the settings app then go to general storage icloud usage manage storage.
When connected to itunes you can see a graph of your iphone or ipad s storage categories in the device summary section.
Next let us have a look at 3 of the most common reasons which lead to iphone 6 6s memory full.
An issue in ios or ipados 13 might prevent the system from freeing up storage for you.
System storage size can vary a lot.
When it comes to iphone 6 it is a phone which works really well its design is sleek and beautiful but there are some issues with it such as the storage is full problem since it is an expensive device many users believed everything about it will be perfect.