Hi Steve,
It should have been fixed over the weekend, but let me know if you're still having issues.
Here's the direct download link for v3.6 also:
https://download.tek.com/secure/software/ArbExpress_V3.6_en_0703_066146106.exe?sv=2018-03-28&sr=b&sig=kpPhyFipGkSjHHfGTg3g3BqB45uww5UCikqz5haloGM%3D&se=2024-05-14T00%3A07%3A59Z&sp=r
