If you rely on the Wintab driver for applications like ZBrush on your SP3, it can be found buried here:
https://www.microsoft.com/en-us/download/details.aspx?id=38826
Click Download and SCROLL TO THE BOTTOM and check next to Wintab-1.0.0.18-64-bit.zip. Click Next to download and install. You should have pressure sensitivity in applications that require Wintab, like ZBrush.
https://www.microsoft.com/en-us/download/details.aspx?id=38826
Click Download and SCROLL TO THE BOTTOM and check next to Wintab-1.0.0.18-64-bit.zip. Click Next to download and install. You should have pressure sensitivity in applications that require Wintab, like ZBrush.