File was released by the Brewers on Wednesday and will pursue an opportunity with the KBO in Korea.
File was outrighted to Triple-A Nashville on Monday.
The Brewers optioned File from Triple-A Nashville on Wednesday.
The Brewers reinstated File (elbow) from the 60-day injured list Sunday and optioned him to Triple-A Nashville.
File (elbow) will shift his rehab assignment from High-A Wisconsin to Triple-A Nashville on Tuesday.
File (elbow) made the third appearance of his rehab assignment Saturday for High-A Wisconsin, covering 2.1 innings while giving up one run on two hits and two walks and striking out three.
File (elbow) began a rehab assignment with the Brewers' rookie-level Arizona Complex League affiliate earlier this month. He's covered 4.2 innings across his two appearances, giving up two earned runs on eight hits and no walks while striking out six.
File (elbow) was recalled from Double-A Biloxi and placed on the 60-day injured list.
File underwent surgery to repair a stress fracture in his right elbow and will be sidelined about 2-to-3 months, Will Sammon of The Athletic reports.