Meaning of “restore” - Learner’s Dictionary

restore

verb [ T ] uk us /rɪˈstɔːr/
MAKE EXIST

to make something good exist again:

Three wins in a row helped restore the team's confidence.
Peace has now been restored in the region.
REPAIR

B2 to repair something old:

to restore antiques
RETURN formal

to give something back to the person it was stolen from or who lost it:

The painting was restored to its rightful owner.
restoration uk us /ˌrestərˈeɪʃən/ noun [ C, U ]

The building is now closed for restoration (= repair work).
the restoration (= return) of the former government

(Definition of “restore” from the Cambridge Learner’s Dictionary © Cambridge University Press)