I cannot see any big difference between 2019 and 2016. So if you have active license for 2016 you could use previous version.
Useful Winamp Links:
Winamp Plugins - http://www.mywinamp.com/winamp-plugins/
Winamp Skins - http://www.mywinamp.com/winamp-skins/
- update BIOS and firmwares
- update drivers
- install fresh OS
- test hardware: for CPU - OCCT, for memory - memtest and...
I am surprising, because many people use public DNS from Google or CloudFlare like 184.108.40.206 or 220.127.116.11
As alternative I could recommend safe DNS...
1060 should be minimum in criteria list.
At least you must to update BIOS/UEFI and NVMe firmware/driver.