Bethesda routinely issues permanent account bans for utilizing unauthorized third-party software.
If you are playing on PC, you can legally modify your game using Nexus Mods. These are not "cheats" that give you unfair combat advantages, but rather tools tolerated by Bethesda that improve UI and performance. Popular, safe mods include: fallout 76 cheat link
A full set of Unyielding armor, which boosts all S.P.E.C.I.A.L. stats (except Endurance) by +3 per piece when low health. This gives you absurd sneak capabilities and endless VATS criticals. fallout 76 cheat link
