On 13 March, it was announced that the league would be suspended indefinitely, due to the ongoing COVID-19 pandemic.
As a result of the COVID-19 pandemic, this season's competition was formally abandoned on 8 June 2020, with all results from the season being expunged, and no promotion or relegation taking place to, from, or within the competition.
On 19 January 2020, the AFL has announced the format changes for the Malaysia M3 League and Malaysia M4 League in preparation for the transition of the amateur team to semi-professionals by 2021.
Malaysia M3 League clubs can sign a maximum of four foreign players in the 2020 season, up from two as compared to 2019.
Note: Flags indicate national team as has been defined under FIFA eligibility rules.