Since I don't know the specific context of what "TGO" refers to (it could be a game, a software tool, a mod, or firmware), I have designed three different types of posts.
Step 3: Run the Patcher as Administrator
Navigate into the extracted folder. Right-click on patcher.exe and select Run as Administrator. This is non-negotiable; the patcher needs to modify protected system directories if you installed TGO in Program Files. TGO-Patch-from-v1.0-to-v1.03.rar
Prerequisites:
%LocalAppData%\TGO\Saved\MigrationCache.