In early March, Google announced it would switch fully over to mobile-first indexing by September 2020. But now Google may decide to delay it because of COVID-19. So far, John Mueller from Google said, it seems like things are on schedule but they may decide based on feedback to delay it if they find sites are not moving over due to resource issues.

John said at the 35:46 mark into the video “my guess is within the next month or so we’ll make that call and go one way or the other,” when it comes to this September deadline. “So far we’re still seeing lots of sites shifting over and getting ready for mobile first indexing,” he added.

Here is the video at the start time:

Here is the transcript:

My gut feeling – Google will postpone it to March 2021.

Forum discussion at YouTube Community.