In 2016, Apple donated the MacBook Pro on comprehensive redesign , Now the company has determined that some equipment in the series can cause manufacturing-related battery problems. Owners of affected MacBooks can have the integrated battery replaced for free. The problem apparently affects only the MacBook Pro 13 without Touch Bar. For devices that were manufactured between October 2016 and October 2017, it can come to bloated batteries according to Apple. The cause for this is a component error. The company has set up a page on which you can look Whether your MacBook Pro qualifies for the replacement program. All you have to do is enter its serial number. our recommendation Refund for already performed battery change If it turns out that your MacBook Pro is one of the faulty devices, Apple will replace its battery for free. The exchange can either be done by an authorized Apple service provider or by Apple itself. For the latter, you must first make an appointment in an Apple Store. Experience has shown, however, you should also bring some time with appointment, if you want to leave your MacBook Pro in the Apple Store. In addition, you should be able to do without your laptop for three to five days. Because this period can take the service. The battery replacement program is “valid for five years after the device’s first sale at retail,” according to Apple. If you have already paid for the battery replacement and this is due to the problem described, you can request a refund from Apple.