If you using a Nintendo Switch you have to use Checkpoint or similar apps. If you are playing it on Pc your savefile is in C:\Users\your user name\AppData\LocalLow\Dodge Roll\Enter the Gungeon you have to switch your username though. You also need a different Savefile because this is only for...
After a long journey I finaly managed to convert my PC savefile to my Switch.
So I coverted the 100% file from Speedruns aswell.
This Savefile is for the newest Update
Credits go to "Genwald" for writing a Python Script.
And to "TheTurtleMelon" for the Savefile