HMRC have updated VAT Notice 700/22 Making Tax Digital with information to extend the soft landing period on digital links. This period will now end for VAT return periods starting on or after 1 April 2021.  Click on the link to access the notice and scroll down to section 4.2.1.1.

https://www.gov.uk/government/publications/vat-notice-70022-making-tax-digital-for-vat/vat-notice-70022-making-tax-digital-for-vat