Astropad is slow with 5k LG Ultrafine display

If Astropad is experiencing slowness in performance when an LG Ultrafine 4k or 5k display model is attached, please try updating the firmware of your monitor. The update button shown be enabled in the LG Screen Manager when available; 

the LG Screen Manager can be downloaded here: http://www.lg.com/us/support-product/lg-27MD5KA-B