UK to ban sale of carrier-locked phones from December 2021

From the cited BBC article, other measures include:

> an obligation to provide communications in accessible formats - such as braille - when requested. This must also be done by December 2021

> giving customers a stronger right to leave if changes are made to deals that they were not told about before signing. This will come into force in June 2022

> a requirement that customers be shown a clear summary of a contract's key parts before joining. This must happen by June 2022