, go to your Library, click the three dots on the game tile, and select Manage > Open Install Location Copy Files : Open the downloaded zip, enter the folder, and drag ScriptHookV.dll dinput8.dll into your main GTA V folder (where : Launch the game and press . If the Native Trainer menu appears, you’re ready to go. Troubleshooting "Critical Errors"
If you specifically need version 1.0.877.1 (e.g., for a legacy mod or offline setup), you would: script hook v for gta 5 version 1.0.877.1