In the last article here I proposed the design for the custom Maintenance functionality: https://msolenacrm.blog/2020/06/20/power-apps-portal-summon-the-custom-error-page-to-test-a-custom-layout/ After the serious testing we discovered that the solution works, to some extent. For the naughty user ignoring our warnings to leave the portal during maintenance, it is possible to stay on the cached web page, go for a coffee… Continue reading Power Apps Portal Maintenance: The curious incident of the naughty user.