You can find the installation guide on the box of the garage, here is a picture for your reference:
1. Unpack the garage from the box.
2. Check and make sure no parts are missing.
3. Secure the garage base with 4 bolts.
4. Secure the cover with 2 fasteners.
5. Lay the cables down and organize them.
6. Secure the garage to the ground by using 8 screws.
7. Tighten the screws.
NOTE: Do not put heavy objects on garage. Put the garage in storage when the temperature goes below 0°（32℉）