The Pokémon Company has posted an official statement regarding players cheating in Pokémon Sword and Shield and Pokémon Home. Players caught modifying their data will have their device(s) banned from online use.

Addressing the use of data altered via unauthorized means

Thank you very much for your continued support of the Pokémon series. We are aware that some users are playing Pokémon Sword and Pokémon Shield, as well as using Pokémon HOME, with altered data.

Additionally, certain users have been causing issues that impair the function of games or apps or that cause problems for others. We will address these matters as follows.

Our response

Users found to be using altered data or engaging in troublesome behavior may receive the following penalties.

- Restriction of online play in Pokémon Sword and Pokémon Shield
- Restriction of trading features in the mobile device version of Pokémon HOME
- Suspension of both the Nintendo Switch version and mobile device version of Pokémon HOME


Note: These measures may be applied temporarily or indefinitely at The Pokémon Company's discretion. No refunds or repayments will be issued as a result of these measures. We will be unable to respond to inquiries regarding the specifics of any infractions or the measures discussed here.

Please be aware that similar measures will be taken regularly in the future and that additional restrictions and other measures may be imposed without notice.

We will continue to regularly watch for and address improper or disruptive behavior in order to help our users enjoy a worry-free experience.

We hope you continue to enjoy the Pokémon series!
The Pokémon Company

Source: https://sg.portal-pokemon.com/special/game/addressing/