This study aims to find an explanation of the problems raised, namely to find out the difficulty of learning corners in the online learning process for class X at SMA Negeri 1 Kuantan Mudik. The type of research is descriptive research, carried out at SMA Negeri 1 Kuantan Mudik, Jln Jendral Sudirman, Bukit Pedusunan, Kuantan Singingi Regency, Riau from April 2021 to September 2021. The samp…