Slack previously stored history beyond 90d but didn't allow it to be accessed until the workspace was upgraded to a paid subscription. (For example, Slack recen

Slack previously stored history beyond 90d but didn't allow it to be accessed until the workspace was upgraded to a paid subscription. (For example, Slack recently ran a promotion where workspaces could get a free one-month trial; for the duration of that trial, users could view the full history of the workspace.)