Clear WhatsApp cache
These are the steps you must follow ;
1. Open your mobile settings and look for the gear icon.
2. Find the section 'Apps / Applications'
3. Go to the end of the list until the one for WhatsApp appears , and enter.
4. Find ' Storage '
5. Find the option ' Clear / Clear Cache ', and do it.
6. Close WhatsApp and open it again. or restart your phone