
You may access another person’s WhatsApp account through your mobile
device, computer, or spyware. Monitoring an individual’s conversations
without permission is a violation of privacy. Before you take any steps
towards access their WhatsApp account, ask the individual for
permission.
If you are really ready for this, here are the steps for you :
Step 1 - Uninstall WhatsApp from your phone or device
This will clear your personal information...