https://www.amazon.com/watt-Adapter-Inspiron-Power-Supply/dp/B089LMHYHB/ref=sr_1_3?keywords=dell+inspiron+15+5593+charger&qid=1674025187&sprefix=Dell+Inspiron+15+5593%2Caps%2C128&sr=8-3

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generic will work, good chance she didn't give you the correct charger, hence it's loose