try out this Youtuber's videos they're very helpful (especially about active recall and space repetition)
https://youtube.com/playlist?list=PL7BImOT2srcGCCjBBwNvU5zaB9F30lWye&si=4lmGjEI7nM6eRWtD
personally I'd say they poromedoro technique but make it suitable to your attention span. personally study with me videos on YouTube are a life saver. AL......