If you'd like to or need step-by-step installation instructions for GOG updates, just let me know!
If you found this on a forum, look for a provided MD5 or SHA-1 hash to ensure the file hasn't been tampered with. Stellaris.Update.Only.v3.5.3.to.v3.6.0.1.GOG.rar
This is a non-official update typically found on file-sharing sites or community forums. Official GOG updates are usually delivered via GOG GALAXY or standalone installers from your GOG account library . If you'd like to or need step-by-step installation
💡 If you own the game on GOG, the safest way to update is through the official GOG client, which handles file validation and avoids the risk of corrupted third-party archives. Stellaris.Update.Only.v3.5.3.to.v3.6.0.1.GOG.rar