It never was waterproof, don't make that mistake. The charge port cover is cheap and easy to replace if you break it, I made sure it was repairable before I bought mine because I was concerned about it breaking.
https://www.youtube.com/watch?v=2ZEBtx2O0Fc
Ofcourse the IP68 certification the phone has was just printed on the box for show! Why go to the effort to join a forum to post complete bull? Have a look at what IP68 means.