when i draw a circle, the stroke looks strange

[daphna1]

hi guys!

i have a problem with illustrator, the stroke of the circle is strange. sorry my english is not very good

[Ton Frederiks · Accepted solution]

Probably a preview problem. Try switching to View > View using CPU

[Bill Silbert · Accepted solution]

Try turning off GPU Performance in Illustrator preferences.

[lambiloon]

Hi you have applied charcoal brush definition profile change it to basic check the picture....regards