See here:

• https://forum.fairphone.com/t/pencil2-installing-fairphone-open-os-using-fastboot-step-by-step-guide/17522
• https://forum.fairphone.com/t/pencil2-living-without-google-2-0-a-google-free-fp2/11587 F-Droid
• https://forum.fairphone.com/t/pencil2-f-droid-apps-for-fairphone/8671?u=paulkreuzer
• https://code.fairphone.com/projects/fp-osos/user/fairphone-open-source-os-installation-instructions.html - Official page

From N900 to Fairphone

1. Backup all settings from N900
2. Copy with ssh to pc
3. extract with script csv: https://blog.tersmitten.nl/how-to-export-your-contacts-from-a-n900-backup-directory.html
4. Todo