App Installing Guide At The Phone
There are many things which you can do. Follow the steps-
1. If it is an android smartphone go to settings -> storage -> cache
And delete the cache memory.
2. Go to the applications menu and try moving social media applications to SD card.
3. Remove unnecessary video and photos and try moving the important photos and videos to cloud storage.
4. Zip or disable the applications you do not use and remove unwanted applications.
5. Go to settings and disable auto updates.