With the proper permission settings, you can effectively prevent prying eyes from spying on you. However, if you set these permissions too strictly, your phone’s OS may not even let trusted apps access the data they need.
For instance, WhatsApp may display only contact numbers if it does not have access to your saved contacts. Therefore, it is crucial to rule out this possibility.
On Android, open the Settings app and tap Apps. Tap on the three vertical dots in the top-right corner and tap Permission manager.
Revert the Latest OS or App Update
Android regularly releases updates to fix bugs, WhatsApp number address security vulnerabilities, and introduce new features. The same is the case for Android apps, such as WhatsApp.
Installing these updates is essential to enjoying new features and keeping your device protected. However, there are times when the released updates have bugs and cause unforeseen issues. If you have also encountered the problem under discussion after updating your operating system or WhatsApp, you should revert the update.
Check for Sync Issues (Android)
The above steps may look different for various phones. Does that also apply to you? If it does, B to B Database you should check the official website of your phone manufacturer to find out how to manage the sync settings for your contacts.