Thanks for your response. 1) I don't know how to find out if the M4700 supports HiDPI. 2) I obtained and ran Restoro. It found some hundreds of "problems" and "repaired" them. 3) No change to behavior of Picoscope. 4) Support for HiDPI doesn't seem to match the symptoms. Picoscope worked perfectly t...

I installed Picoscope6_r6_13_17 on a Dell M4700 (Win 7, 64 bit, latest updates). The first day I used it, all the drop-down settings boxes worked fine. Next day, the drop-down box for the vertical scale setting is too small to display all the possible settings. Same for both A & B channels. All othe...