Editor download fails for all versions

I'm on Ubuntu 20.04 using Chrome. I've installed the Hub but every time I try to down load an editor it fails without any message. I'm running NordVPN, but I get the same even if I turn it off. Latest section from the log file is...

{"moduleName":"DownloadRequest","level":"warn","message":"[ 'Something went wrong while checking progress of https://beta.unity3d.com/download/d...-IL2CPP-Support-for-Editor-2019.3.13f1.tar.xz Error: ESOCKETTIMEDOUT Error: ESOCKETTIMEDOUT\\n at ClientRequest.<anonymous> (/tmp/.mount_UnityHHn3i04/resources/app.asar/node_modules/request/request.js:816:19)\\n at Object.onceWrapper (events.js:282:20)\\n at ClientRequest.emit (events.js:194:13)\\n at ClientRequest.EventEmitter.emit (domain.js:469:20)\\n at TLSSocket.emitRequestTimeout (_http_client.js:673:40)\\n at Object.onceWrapper (events.js:282:20)\\n at TLSSocket.emit (events.js:194:13)\\n at TLSSocket.EventEmitter.emit (domain.js:469:20)\\n at TLSSocket.Socket._onTimeout (net.js:429:8)\\n at listOnTimeout (internal/timers.js:535:17)' ]","timestamp":"2020-05-17T21:38:21.708Z"}
{"moduleName":"DownloadsCluster","level":"info","message":"[ 'Cluster cluster-2019.3.13f1: Finished' ]","timestamp":"2020-05-17T21:38:21.708Z"}
{"moduleName":"EditorDownloader","level":"info","message":"[ 'Editor Downloader 2019.3.13f1: end event for cluster' ]","timestamp":"2020-05-17T21:38:21.709Z"}
{"moduleName":"EditorDownloader","level":"info","message":"[ 'Editor Download 2019.3.13f1: Finished' ]","timestamp":"2020-05-17T21:38:21.709Z"}
{"moduleName":"DownloadManager","level":"info","message":"[ 'download ended with status: 3 /tmp/unityhub-5a320000-9885-11ea-9d4f-9fe2efbf148e/UnitySetup-Linux-IL2CPP-Support-for-Editor-2019.3.13f1.tar.xz' ]","timestamp":"2020-05-17T21:38:21.709Z"}
{"moduleName":"Download","level":"warn","message":"[ 'The checksum does not match for linux-il2cpp' ]","timestamp":"2020-05-17T21:38:23.393Z"}
{"moduleName":"Auth","level":"info","message":"[ 'Access token is expired, attempting to get a new one with refresh token' ]","timestamp":"2020-05-17T21:38:40.884Z"}
{"moduleName":"Auth","level":"info","message":"[ 'Successfully logged in' ]","timestamp":"2020-05-17T21:38:41.526Z"}

Suggestions please?