It was revealed on January 7th by BTS themselves, that they would be making a comeback with their new album ‘Map of the Soul: 7’ in February on Twitter.
— BTS_official (@bts_bighit) January 7, 2020
The announcement was made on Weverse, and it said:
“Hello. BTS Map of the Soul: 7 will be released on Friday, February 21. Pre-orders will begin on Thursday, January 9. Additional details about the new release will be available on BTS Weverse and the fan cafe. We look forward to the continued interest and support from all of ARMY.”