Delete Debug Logs checking via Query #inSalesoforce

Use the Developer Console’s Query Editor or similar :

Steps:

Open Developer Console | Query Editor tab | Select Use Tooling API | Enter this SOQL query: SELECT Id, StartTime, LogUserId, LogLength, Location FROM ApexLog | Click Execute | Select the logs you want to delete | Click Delete Row | To confirm the log deletion, click Yes.

Reference: https://help.salesforce.com/s/articleView?id=sf.code_debug_log_delete.htm&type=5