Fix -Can't Install Facebook App On Android (Error code :-504) <br /> <br />Follow the Steps Below: <br /> <br />1. Un-install facebook messenger <br />2. use clean master to clean junk files <br />3. reboot the device <br />4. install facebook App <br />5. install messenger again <br /> <br />Try Other Methods : <br /> <br />Method 1. Clear Cache Partition Your device Using Recovery Manager <br /> <br />Method 2. Reset Your Phone <br /> <br />That's all <br /> <br /> <br />Thanks for watching,if you like this tutorial ,please like and share . <br /> <br />============================================== <br /> <br />https://www.facebook.com/HowtoTutorialsByAmit/
