Hello there, @u-imtiaz.
I can see that you've posted twice in this forum in which my colleague @BettyJaneB already answered your question.
To view her response, you can check this link: https://quickbooks.intuit.com/learn-support/global/manage-customers-and-income/re-how-to-delete-bulk....
Additionally, I also suggest visiting our Community Help Articles hub if you need some assistance with managing your account.
If there's anything else I can do for you concerning QuickBoos Online, let me know by commenting below. I'd be happy to further assist. Have a great day.
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