Start Photoshop then look at left upper corner of screen, click on File to expand and show you options then click on New.
to create new image , first open photoshop , then file->new
To create a panorama in Photoshop CC, you can use the Photomerge feature. First, open Photoshop and go to File Automate Photomerge. Select the photos you want to merge and choose the layout option. Photoshop will automatically stitch the photos together to create a panorama.
I think you mean PSD, which stands for Photo Shop Document. It is the name of the file extension created when you create or edit a multi-layered image in Photoshop.
In order for one to create a GIF animation one must have an animation software such as Photoshop. There are other programs available such as Adobe Elements or GIFBrewery. With Photoshop one will create a video file, import the video into Photoshop, edit the layers within the GIF and then save the file. For more detailed instruction one can view the Mashable website.
As you are creating and other files but software must have ability to save file as .ico Photoshop can not save files in this format.
To open a raw file in Photoshop, go to File Open and select the raw file you want to open. Photoshop will automatically open the raw file in the Camera Raw plugin, where you can make adjustments before opening it in Photoshop.
To import Photoshop files into After Effects, go to File Import File, then select the Photoshop file you want to import. After Effects will automatically import the layers from the Photoshop file, allowing you to work with them in your composition.
for textures use photoshop or paint.net to edit .dds file.
It is process to apply to the file what you have done inside Photoshop. Photoshop applies changes to the file and output or shows final product.
You can open .gif file in Photoshop, to convert it to another format, first open it in Photoshop then go to Save As and choose another format to save. If you cannot open that file in photoshop then See related link for free online file conversion, convert to png, jpg or tiff and you will open file in Photoshop.
When a photoshop file is too large (in bytes) to save as a regular .psd, it will be saved as a Photoshop Large Document Format or a .psb file.
If you mean an animated .gif file, then in Photoshop, you cannot. [It will only save one frame] But, when you install Photoshop, another program is automatically installed -- Adobe Image Ready. With ImageReady, you can create and save animations. Search through your programs and find ImageReady. Open it, create a new document, [File / New] paste the animation, and go to File / Save Optimized As. Choose a name, click Save, and you're done. TO open it, go to File / Open and type in the name or scroll down to find the animation.