| Contact method | When to use | |----------------|--------------| | (phone/email from your welcome letter) | Login errors, resource not showing, password reset. | | VMware Horizon Client logs | For advanced self‑diagnostics: %TEMP%\vmware-<username>\horizon-logs (Windows). | | Local network admin | If VPN or internet connectivity issues. |

Amazon's VDI solution is gaining traction. It offers a "bring your own protocol" flexibility that allows firms to use the PCoIP protocol (which VMware also used) or NICE DCV, which handles video and audio streaming exceptionally well.