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Last updated:July 8, 2026

This section covers 3 task topics for WPS spreadsheet users: inserting COS from the function dialog, typing the formula directly, and checking syntax or parameter help; 3 are free and 0 are membership-related.

How-to Index

No.TaskAccess
11. Insert COS from the Insert Function dialogFree
22. Type the COS formula directly in a cellFree
33. Check COS syntax and parameter helpFree

How-to Guide

1. Insert COS from the Insert Function dialog

Entry path: Formulas tab → Insert Function, or the fx button in the formula bar

  1. Select the cell where you want to enter the formula.
  2. Click the fx button in the formula bar, or click Insert Function on the Formulas tab.
  3. Search for COS in the dialog box.
  4. Select the function and click OK.
  5. Enter the required parameter in the function parameter dialog.
  6. Click OK to insert the formula.

Success Check

  • The target cell now contains a COS formula.
  • You can continue editing the parameter, confirm the formula, or copy it to other cells.

Notes

  • Make sure the function name is entered as COS.
  • Use a numeric value for the parameter.

2. Type the COS formula directly in a cell

Entry path: worksheet cell or formula bar

  1. Select the target cell.
  2. Type =COS(...) directly in the cell or formula bar.
  3. Press Enter to confirm.
  4. If you want to learn how to use the COS function in WPS on Windows while entering the formula, type =COS( and press F1 to view the syntax prompt.

Success Check

  • The cell shows a calculation result.
  • The formula bar keeps the COS formula for further editing or copying.

Notes

  • Use standard formula punctuation when entering the parameter.
  • If the result looks wrong, check whether the parameter is stored as a number.

3. Check COS syntax and parameter help

Entry path: Formulas tab → Insert Function

  1. Click Insert Function on the Formulas tab.
  2. Search for COS.
  3. Select the function and review the syntax COS(number).
  4. Click the help link for more details about the function.

Success Check

  • You can see the function name, syntax, and the help entry for COS.
  • You can return to the sheet and continue entering or adjusting the formula.

Notes

  • Opening the help page may require a network connection.
  • Recheck the parameter format before finalizing the formula.