You can edit any of your previous post at a later date.

• Click on your own profile image, which will show a list of all your photos
• Click the post you wish to edit
• Use the three dots … on the top right of the post, and select Edit

You can edit the caption, the Alt Text, update the location, or toggle the sensitively switch.

Note: You can not remove or add new images. If you need remove a photo, use the Delete option under the three dots (…) to delete the entire post and create a new one