SUCCESS - MacBook Pro 13, late 2011 (model 8,1), running Catalina 10.15.7. I used DosDude Catalina Patcher. This MacBook was a pain in the ass, I installed Catalina four times before the
Macbook Pro 13" Late 2011 | INDEX OGLASI
Display Quality & Peripherals - Apple 15-inch MacBook Pro (Late 2011) Review
Apple MacBook Pro 13-Inch "Core i5" 2.4 Late 2011 - PCMaster Pro – PCMaster Pro
Apple 15-inch MacBook Pro (Late 2011) Review
MacBook Pro "Core i5" 2.4 13" Late 2011 Specs (Late 2011 13", MD313LL/A, MacBookPro8,1, A1278, 2555*): EveryMac.com
Apple MacBook Pro (13-inch, Late 2011)(2.4 GHz Intel Core i5 240GB SSD 8GB Ram) | eBay
Apple MacBook Pro 13 (Early 2011) review: Apple MacBook Pro 13 (Early 2011) - CNET
MacBook Pro 13" Late 2011 EMC 2555 - used original spareparts for Macs
MacBook Pro 13 i7, 8GB (late 2011)
REVIEW: Apple MacBook Pro 13" (Late 2011) - YouTube