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I have a ps3 les paul guitar and my dog ended up knocking it over, ever since then the whammy bar doesn’t work, it still has tension it pulls back its not flopping down or staying flat but when i try to use it, it does nothing, i need help please and thank you

youll want to follow this guide: Les Paul Wireless Guitar Body Teardown this will allow you to open the devoce and obtain access to the whammy bar. there youll want to inspect and see if there is any solder joint broken or loose wire due to the drop. if nothing visual is seen, it could be damaged internally and may want to consider replacing it. you can find the replacement here: Les Paul Wireless Guitar Peripheral Whammy Bar Replacement report back here with findings for any additional assistance if needed.