reverted
v.v. to go back to a previous state, habit, or way of doing things. You use this when a change does not last and things return to how they were before.
v. to return to a former condition, practice, subject, or belief. Often implies a regression to a simpler or less advanced state after a period of change.
After the holiday, he reverted to his old sleeping habits.
The software reverted to its original settings after the system crashed during the update process.
Despite the implementation of modern management techniques, the department quickly reverted to its traditional hierarchical structure once the consultant's contract expired.
The verb is intransitive and typically takes the preposition 'to'.
The system reverted back to normalThe system reverted to normalSince 'revert' already means to go back, using 'back' with it is redundant.