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Windows allows you to rotate pictures in the Windows Explorer Filmstrip view of files using the little curved icons under the larger upper picture. Rotate right or left

Windows Picture and Fax Viewer in XP and older versions and Microsoft Office Picture Manager in Windows Vista are available with a right click on the image (context menu) and also have the rotate 90 icons under the large picture.

I use both of these frequently

Photoshop is the proper. sidestep living house windows record manager - it reduces the photo high quality at the same time as rotating. you are able to run a script in Photoshop on each and every image is a folder. there is already a rotate ninety tiers action contained in the default equipment. in basic terms run the photo processor script and tell it to run the rotate ninety tiers action. that is going to run the action on each and every image contained in the listing - even if that is going to positioned a replica in a sparkling listing, leaving the unique untouched.