Premier League clubs were this week given the all-clear to play friendlies ahead of the scheduled restart on June 17, following a three-month stoppage.
Arsenal hosted second-tier Charlton behind closed doors on Sunday (NZ time), with officiating roles carried out by club staff.
Alex Lacazette and Pierre-Emerick Aubameyang scored before halftime while academy graduate Eddie Nketiah grabbed a second-half hat-trick. Joe Willock was also on target.
Arsenal, who are ninth in the standings, are away to Manchester City on June 17.