If the download is a .gma file instead of a .zip , you must use gmad.exe (found in the game's bin folder) to extract it before it can be used as a manual addon.
Ensure the folder name has no spaces or capital letters, as these can sometimes prevent the mod from loading. Important Tips for Manual Mods DESCARCД‚ FIИIER – MOD.ZIP GARRY
Drag and drop this extracted folder directly into the garrysmod/addons directory. If the download is a
Use a tool like 7-Zip or WinRAR to open your .zip file. Use a tool like 7-Zip or WinRAR to open your
Only download .zip files from trusted sources like GmodStore or reputable community sites, as manual files are not verified by Steam.
Open Steam, right-click Garry's Mod in your Library, and select Manage > Browse Local Files .
Manually installed folders are known as "legacy addons." If they don't appear in-game, you may need a tool like the Extended Spawnmenu to browse their models easily.