Stack Your Items is a mod for the game The Witcher 3: Wild Hunter that allows you to store up to 999 items, or stacks of items, in your inventory and/or in a safe place.

To use this mod, you have to first download and install it.

If you are playing on a computer, you will have to do the following:

1. Open the folder where you want to store the items.

2. Copy the folder StackYourItems to your The Witcher 3's mods folder.

3. Delete the folder StackYourItems.

If you are playing on a mobile device, you will have to do the following:

1. Tap on the file to open it.

2. If you are using The Witcher 3's game, you will have to open your inventory.