How to fix a loose or hanging car splash guard

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

1. 1
   Using zip ties with skewers or makeshift anchors
2. 2
   Ripping the plastic shield completely off and discarding it
3. 3
   Buying replacement retainer clips from auto parts stores or dealerships
4. 4
   Driving without the shield until the next scheduled maintenance
5. 5
   Throwing the guard away or storing it in the trunk
6. 6
   Washing road salt off exposed components manually
7. 7
   Driving slowly to a nearby lube shop or mechanic to have it resecured or removed
8. 8
   Using a Phillips screwdriver or scissors to detach and remove the hanging plastic parts
9. 9
   Securing it temporarily using zip ties, new bolts, or fender washers
10. 10
    Removing the loose undertray entirely
11. 11
    Having a mechanic secure the hanging shield with alternative fasteners
12. 12
    tack weld
13. 13
    band clamp
14. 14
    wedge metal in
15. 15
    hose clamp

In their words

Unedited, most upvoted first, each linked to the thread it came from.