Trust and communication are the keys to a relationship. There are various agreements that every couple has, including the matter of accessing cellphones. No need to look for ways to tap your partner's cellphone, checking WhatsApp is actually enough.
Before doing this, don't forget to ask permission from your partner to borrow your cellphone and check WhatsApp. After that, just go to the steps to check the WhatsApp number that is most often contacted.
The following are a number of steps that must be taken to find out the WhatsApp number that is most frequently contacted as summarized from the WhatsApp FAQ:'
1. Open the WhatsApp application on the cellphone that you want to check
2. Touch the dot icon at the top right
3. Continue to 'Settings'
4. Select 'Chats'
5. Scroll down and tap 'Chat history'
6. Click 'Export chats'.
After carrying out the steps above, later you will be shown a list of WhatsApp contacts that are most frequently contacted. Below that, followed by the WhatsApp number you called recently.
Usually, there will be the top three WhatsApp numbers that are contacted the most. Meanwhile, 'Recent chats' will display a sequence of contacts from the most recently contacted to those that have been contacted for a long time.
So, that's how to check the WhatsApp number most frequently contacted by the WA account owner. Even so, it would be better to establish better communication so that suspicions about your partner can be resolved and answered.