SaveKeyCreator \ File \ Save
When you open a file, you are actually loading a copy of the file. The original is stored on disk. Saving your file periodically ensures that your latest work is retained.
Below are several file saving tips that should be considered:
Using the Function:
When a design file is saved, the system mode (Layout or Model) that was active when you saved it is saved as well. Additionally, whenever a design file is loaded, it will open in the mode that was active when it was last saved.