怎么办？ 我无法在我的设备中安装任何应用程序？ 我尝试了清除所有应用程序的缓存。
What to do ? I can not install any application in my device? I have tried clearing cache of all the applications .
Your best chance is try and move as many apps as you can to External Storage such as SD Card. Remember, you can only move "Certain" apps to SD Card, and not all.
Also, check below link. What can I do to manage my phone's internal storage?
You may be able to find useful tips which should help you mitigate the problem that your currently facing!