https://www.theguardian.com/uk-news/2020/sep/16/bugs-in-nhs-website-add-to-uks-covid-19-testing-crisis

Many users report errors that prevent them booking a test or being told tests are not available

The NHS website for booking coronavirus tests is struggling to cope with the number of requests, adding more problems to those already accrued by the government’s test-and-trace scheme.