Modern contact apps can offer to save information about people you interact with, such as people you frequently email or meet with. You can choose to have the app proactively offer to add this information to your contacts, reducing manual data entry.
I'll try to search for "4.5.59" on F-Droid.. contacts 4.5.59
Before troubleshooting or writing documentation, you need to confirm the version. Follow these steps depending on your environment: Modern contact apps can offer to save information
SHA-256: a3f5c8e9d1b2c4f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0 contacts 4.5.59