Hello,
Yes, I downloaded the 32-bit version. I also tried the installable version in Windows and the portable version.
I checked my graphics card in the device manager: it works correctly and the driver is up to date.
calibre 4.6 embedded-python: True is64bit: False
Windows-8-6.2.9200-SP0 Windows ('32bit', 'WindowsPE')
('Windows', '8', '6.2.9200')
Python 2.7.16+
Windows: ('8', '6.2.9200', 'SP0', u'Multiprocessor Free')
Interface language: fr
Turning on automatic hidpi scaling
Please note that in version 3.48, I do not have any problem with launching.
Below the OK launch traces for version 3.48:
Thank you