After some digging, I stumbled upon a thread on XDA for a custom ROM specifically designed for the SM-T280. The ROM was called "LineageOS," and it promised to bring Android 10 to my device. I was intrigued.
Next, I enabled Developer Options on my device by going to Settings > About > Build Number and tapping on it seven times. This allowed me to access some advanced settings that I needed to modify. galaxy tab a6 sm-t280 custom rom
In recovery mode, I selected the option to install from internal storage and chose the LineageOS ROM file. The installation process took a few minutes, and then I repeated the process to install the Google Apps package. After some digging, I stumbled upon a thread