Microsoft

If you resize your MSTSC window, and it won't restore to full screen, then use the following

CRTL + ALT + PAUSE

Blurry Fonts on Windows 10

1) Right click on the application you want to correct the fonts of, select Properties
2) Go to Compatibility tab.
3) Under Settings section, check Disable display scaling on high DPI settings
4) Apply and close the window.