SQL Server Management Studio DAC connection error
TcpDynamicPorts in regedit was set to 59036


Your instance is named and is configured to use dynamic ports.
The default instance is listening on 1433 for all the connections and on 1434 for DAC, your port for DAC is still unknown but you can find it in error log:

xp_readerrorlog 0,1,N'Dedicated admin connection'


Then you need to check that it's open in your firewall and you can connect specifying directly this port:

myPCname,port