1. run " Dotnet46Splashfixer (ask Kevin or Raymond for the files)
2.> gpedit.msc
> computer configuration
> administrative templates
> Network
> DNS client
> on the right side
>> click on "turn off multicase name resolution"
>>>Enable it
cmd
enter ipconfig /flushdns
//////////////////////////////////////////////////
2. copy below to workstation desktop notepad
then change the extension to .reg 
run it on the desktop

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Control Panel\Desktop]
"ForegroundFlashCount"=dword:00000000
"ForegroundLockTimeout"=dword:00000000
"MenuShowDelay"="0"
"AutoEndTasks"="1"
"HungAppTimeout"="1000"
"WaitToKillAppTimeout"="1000"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control]
"WaitToKillServiceTimeout"="2000"

 

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Client]
"Enabled"=dword:00000001

 

[HKEY_CURRENT_USER\Software\Dentrix Dental Systems, Inc.\Dentrix\General]
"ShowSplash"="False"