It is advisable to update your profile picture from time to time. This shows that you are active and developing. For example, if you have a new hairstyle or your brand logo has changed, it's a good opportunity to upload a new profile picture. Updating your profile picture regularly will also help you keep your followers interested.
It can be helpful to try different images to see which one best suits your profile and audience. You can run A/B tests by uploading different images and observing user reactions. Analyze the performance of the images by comparing the number of likes or comments, for example. This way you can find out which profile picture is the most successful.
The best part is that it's not that hard instagram profilbild to find an app that will do this for you. If you can't find one, you can always use your phones zoom feature to get the same effect.