Could you tell me which you are trying to use these tiles for so I can give you the exact folder path?
Based on its name, is a compressed archive file (using the 7-Zip format) typically associated with custom tilesets or graphics assets for indie games, roguelikes, or map editors. Because ".7z" is a container, the specific "guide" depends on what program you are trying to use these tiles with. 1. Extracting the File tilesdies.7z
Locate the gfx or tiles folder in your game's main directory. Move the extracted tilesdies folder into that directory. Could you tell me which you are trying
Once extracted, you will likely find .png or .bmp image files. Here is how to use them in common scenarios: tilesdies.7z