Download a resource pack, you should get a .zip file
Open the folder to which you downloaded the file
Copy the .zip file
Open Minecraft
In Minecraft, click on “Options”, then “Resource Packs”
Choose “Open resource pack folder”
Paste the file into the resource folder in Minecraft
Go back to Minecraft, the resource pack should now be listed (if not listed then go to the main menu by pressing Esc and repeat step 5) and you can activate it by choosing it and hitting “Done”. The game will now reload itself.
Press ⊞ Win + R. A window titled “Run” should appear
In the textbox inside the “Run” window, type “%appdata%” and click “Ok” (If you use custom launchers like PrismLauncher or Modrinth’s Launcher or anything like that, try to find a folder that is the name of the laucher that you use and click instances and the name of the instance you play like for ex. Simply Optimized-1.21.1 and you’ll find the .minecraft folder)
In the folder that just appeared, open the “.minecraft” folder
In the “.minecraft” folder, open the “resourcepacks” folder
Paste the resource pack in this folder
Open Minecraft, select “Options”, then “Resource Packs”, select your resource pack and select “done”
You can skip 4,5, and 6 if you want to, you have to type this in the “Run” window: %appdata%/.minecraft/resourcepacks
Do NOT unzip the resource pack just move the .zip file to Minecraft’s resource pack folder (Should be at ~/Library/Application Support/minecraft/resourcepacks)
Open up Minecraft and login to your account
At the main menu select “Options”, then “Resource Packs”
Now select your new resource pack and then select done
To access ~/Library/ on a Mac running MacOS 10.7 and above, switch to Finder, open the ‘Go’ Menu, and while holding down ⌥ Option, select ‘Library’
Download a resource pack, you should get a .zip file
Open the folder to which you downloaded the file
Copy the .zip file
Type ~/.minecraft/resourcepacks/ in your file manager’s address bar or in the console (If it is not showing up, press the three dots in the corner and make sure that the “show hidden files” box has a check next to it, then repeat step 4.)
Paste the file into the directory
Open Minecraft
Go to “Options”, then “Resource Packs” The resource pack should now be listed and you can activate it by choosing it and hitting “Done”.