Read on below to learn more about Pokémon Sleep: Notice: Maintenance and Version 1.1.0 Update Thank you for playing Pokémon Sleep! In order to update the app version, maintenance will be conducted in the following time frame: Maintenance PeriodStarts:2024/01/22 19:00Ends:2024/01/22 23:30 We hope you continue to enjoy Pokémon Sleep! Source: Official Pokémon Sleep news