1) Empty the cache folder in data.zip

[0] Fix | Delete

2) Use defaultcity as default city while installation and country United States

[1] Fix | Delete

3) Check upgrade.php

[2] Fix | Delete

4) Download the Language packs here:

[3] Fix | Delete

http://download.moodle.org/langpack/

[4] Fix | Delete

5) Unpack the packages in the datadir and change the language [[language]] in SQL config and users table.

[5] Fix | Delete

6) Release date : https://download.moodle.org/releases/legacy/

[6] Fix | Delete