Select [File] – [Save] or click the ‘Save’ 
icon to save the current page. If the page to be saved is to be newly savedis being saved for the first time, it will be saved in “*.pgx” format in the project folder.
When you save the a page, it may take a while according to depending on the system’s performance or and the project’s size.
Hotkey: Ctrl + S, Alt + F + S
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