You can change the thumbnail of a picture by uploading an image, then clicking on “Change Thumbnail” in the upper-right corner.

To change the thumbnail on Instagram after posting, you can edit the photo in your camera roll or gallery. There are two options for changing the thumbnail:-Tap the photo to open it and select “Edit.” Change the thumbnail by tapping “Save Changes” at the bottom of the screen.-Select “Share” from your camera roll or gallery, then tap “Use as Cover.” Tap “Done” to confirm.

To edit the thumbnail on your iPhone, you need to go into the Photos app. Tap on the photo that you want to edit and then tap Edit at the bottom of the screen. The Edit button will switch to a pencil icon, which is where you can edit the photo. You’ll be able to crop it, rotate it, or change the orientation.

The thumbnail of a picture can be changed by clicking on the thumbnail and selecting “Change” in the bottom right-hand corner. This will bring up a screen where you can select another photo from your camera roll, or choose to take a new photo.

You can change your Instagram thumbnail from your profile page by clicking the pencil icon next to the “Profile” button in the upper right corner of your screen.From there, click on “Edit Profile” and then select “Edit Thumbnail.”You’ll then be able to upload a new photo or choose one from your library of saved pictures.

Yes, you can edit an Instagram photo after posting. To do so, you will need to go to the edit screen for the post and tap on the pencil icon in the upper right-hand corner of the photo. You’ll then be able to make changes to the image.

An Instagram photo thumbnail is a small preview of the original photo that appears on the social media app. The purpose of this thumbnail is to entice viewers to click on the photo in order to see it in its entirety.

On an iPhone, the thumbnail button is a small square located on the bottom left of the screen. This button allows you to switch between your most recently used apps.

There are a few ways to mark a picture on iPhone. You can tap the photo and then tap “Mark as” or you can swipe up on the photo to open the edit menu and tap the “mark as.

To change the thumbnail for an album, you will need to go to the album and click on “Edit.” You will then be able to edit the thumbnail.