ALSO SORRY I ALWAYS FORGOT IT IF YOUR ANTIVIRUS DETECT TROJAN OR MALWARE YOU WANNA GET THE AVAST ANTIVIRUS sorry for the cap i'm recording a run bye hope it works :))

https://github.com/NinjaSnail1080/mc-universal-in-game-timer/blob/master/README.md

In Game Timer OS:Windows,Mac,Linux Minecraft Versions:All versions Download Size: Windows: 28.4 MB Mac: 58.9 MB Linux: 51.4 MB

you can read on how to use it on the link above if you already read it and dont know where to download heres the link: https://github.com/NinjaSnail1080/mc-universal-in-game-timer/releases

also you need to unzip it and run the file lmao :))

do u have optifine optifine disables dynamic fov in settings

forgot to tell you its forge i think

Dunno i found this mod NoFov which disables potion only for 1.12 but im still looking into it heres the link: https://www.curseforge.com/minecraft/mc-mods/nofov