Fortnite should consider adding an option to upload and save custom presets for settings such as key binds, mouse sensitivity, and controller settings. Here's my suggestion for the implementation of this feature. :
The Ultimate Fortnite Settings Guide for Console and PC - Kr4m
Best Sensitivity Settings For Fortnite [2023] - eXputer.com
The Ultimate Fortnite Aiming Routine – Settings and Tracking - NOVOS Blog
Best Video Settings and my mouse settings (Fortnite) - SSLCK - YouTube
THE *BEST* Keyboard + Mouse Settings + DPI + Binds + Sensitivity (PC FORTNITE Chapter 2 Season 2) - YouTube