In order to add files from your PC to Google Drive, including Microsoft Excel files, please follow this Knowledge Base article: Google Drive: Adding Local Files to Drive
Excel to Sheets:
- Once the Excel document has been added to your Drive, locate the item
- You can tell an item is an Excel document by the Green "X" icon. It will also end in filename.XLSX
- Open the file
- Choose File in the upper left hand corner
- Select the Save as Google Sheets option (5th option down)
- A new tab will open with the Exported sheet to immediately work on
- The new Sheet will be added to the same location in your Drive as the Excel document
- The Excel document will NOT be affected by this conversion
Sheets to Excel:
- Open the Google Sheet
- Choose File in the upper left hand corner
- Select the Download option (8th option down)
- This will open another drop down with different versions to export as
- The Microsoft Excel (.xlsx) will be the correct option in almost every use case
- After downloading the file should be located in your local Downloads folder