1. Install fastboot image by typing `fastboot flash boot <image_filename.img>` on your computer (<image_filename.img> is the img-file you have downloaded in 1.).
If you can't abstain from the Google Apps or the Google Play Store there exist packages with various scopes, you will find a package comparison here: https://github.com/opengapps/opengapps/wiki/Package-Comparison
1. Download the favored version from [here][GApps].
1. Install the gapps the same way, you installed LineageOs: `adb sideload <gapps.zip>`
2.1. [Here][apkpure] you can download Apps which you can install via the computer on your phone (adb install example.apk).
2.2. Download F-Droid Store [here][Fdroid].
2.3. Now you can install Apps like DeltaChat, NextCloud, Fennec, Tusky (...) through the F-Droid Store.
2.4. Dont forget to check again the predefined settings (additional install a privacy badger).
Remove Google-dependencies
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3.1. enter new DNS: dns2.digitalcourage.de (Settings - Network and Internet - Advanced - Private DNS).
3.2. Check Privacy Settings and GPS (especially browser-settings from Fennec).
3.3. Switch off Print Service (Settings - Connected devices - Connection preferences - Printing).
3.4. Replace Google captive portal check with [Kuketz][kuketz]. Therefore, connect your Fairphone with your computer and execute following adb commands:
- adb shell 'settings put global captive_portal_http_url "http://captiveportal.kuketz.de"'
- adb shell 'settings put global captive_portal_https_url "https://captiveportal.kuketz.de"'
- adb shell 'settings put global captive_portal_fallback_url "http://captiveportal.kuketz.de"'
- adb shell 'settings put global captive_portal_other_fallback_urls "http://captiveportal.kuketz.de"'
In order to test the settings, if they were correctly adopted, you can type in:
- adb shell 'settings get global captive_portal_https_url'