# Orbotservice Orbotservice is an extract of the orbotservice module of [orbot sources](https://github.com/guardianproject/orbot), with a few patches to be used in Privacy Central. This extract use the version of Orbot actually published on the [Google Play Store](https://play.google.com/store/apps/details?id=org.torproject.android), which garantee that the version is widely tested by users. ## How to upgrade orbotservice version. We will take an example of migration from v16.4.1-RC-2-tor.0.4.4.6 , to an hypothetical v20. 1. Create a new branch `migration_V20` from tag v16.4.1-RC-2-tor.0.4.4.6 2. Get the zip of the sources of the v20 on orbot repository : https://github.com/guardianproject/orbot 3. Extract the orbotservice directory of the v20 sources to the migration_v20 workspace 4. Check and commit the changes. 5. Create the tag **v20** 6. Rebase main branch from tag v16.4.1-RC-2-tor.0.4.4.6 onto tag v20. 7. Fix conflicts and feature of each rebased commits. 8. Should be good !