Rather than rotating the document permanently, you can rotate the document view instead. This allows you to view your document from a different angle without manipulating its layout.
About document view rotation
Being able to rotate the document view is beneficial for a number of applications:
Brush and fine detail work
Product design (e.g., product box/packaging layouts with content at 90/180 degree angles)
Tablet-assisted design (drawing at angles)
To rotate the document view:
On the View menu, select Rotate Left or Rotate Right. The document view will be rotated in 15° increments.
To reset the document view back to its original rotation:
Do one of the following:
On the View menu, select Reset Rotation.
Press +++R.
Press +++R.
To switch on document view rotation using a scroll wheel:
From Affinity Designer>Settings (or >Preferences) (Tools option), check Enable canvas rotation with +scroll wheel.
To switch on document view rotation using a scroll wheel:
From Edit>Settings (Tools option), check Enable canvas rotation with +scroll wheel.