Revert "Update"

This reverts commit 3883a9756a678467bf61b240bab7829ed540e353.
Revert "Fixed typo"

This reverts commit 3b63523bafecbfa6609715641315476684d2c883.
Revert "Prepare to install ROM on SD"

This reverts commit 140d9454f8c14c81b80cc639ac00070353b76e3c.