To unlock the alpha layer in GIMP, you must first create a new file. Once you have created the file, select the File menu and choose “Export As…”. On the Export As dialog box, select “Alpha Channel” from the drop-down list and click OK. The alpha layer will now be available for use in your image.

To lock two layers in GIMP, first select the layers you want to lock and then click the “Lock” button located in the Layers panel.

In GIMP, you can create an alpha channel by selecting the “Alpha” option from the “Channel” menu.

In GIMP, go to: Edit > Preferences (Windows), or GIMP > Preferences (Mac OS X). In the Preferences window, select the Interface tab, and then under the Alpha Channel heading, set the Enable Alpha Channel checkbox to unchecked.

To lock a selection in GIMP, first select the area you want to lock and then press the “L” key.

There are a few reasons why GIMP might not be erased to transparency. One possibility is that the transparency setting is set to “always”, which means that the image will always be transparent. If this is the case, GIMP may not have any other option but to keep the transparency setting.Another possibility is that GIMP is trying to erase all of the layers below the current layer, but one or more of those layers is still visible.

To change the alpha channel in GIMP, open the Image menu and select Mode -> Alpha. Then use the slider to adjust the alpha value.

Alpha is a channel that affects the transparency of layers.

Alpha is a layer masking tool in GIMP. It’s used to hide or reveal specific areas of an image.

To lock an image in GIMP, first select the image and then click on the “L” (lock) button in the toolbar.

GIMP is a powerful photo editor, but it can be difficult to group things together if you’re not used to it. One way to do this is to use the Layers panel. You can also use the Paths and Filters panels to organize your photos.

A layer mask is a drawing tool that allows you to hide or show parts of an image. It’s like a mask you wear when painting, where the areas that are covered by the mask are completely hidden, while the areas that are not covered by the mask are shown.

There is no universal way to turn off the alpha channel in all image editing software, but some methods include selecting “No Alpha” in the options or using a filter.

One way to remove transparent backgrounds from images in GIMP is to use the “Add a Background” command and select the “Transparent” option.

There are a few ways to remove transparency from a PNG. One way is to use a program that can automatically detect transparency and remove it. Another way is to use a filter in Photoshop or GIMP.