UPPER in WPS on Windows FAQ

Last updated:July 20, 2026

Common questions about UPPER usually focus on formula errors, parameter entry, and result checking; this FAQ covers 3 frequent questions.

FAQ

What should I do if the UPPER function shows an error after I enter it?

  1. Check whether the formula starts with =.
  2. Check whether the function name is entered as UPPER.
  3. Check whether the parentheses are paired correctly.
  4. Check whether the parameter content or cell reference is valid.

How can I view the parameter prompt for the UPPER function?

  1. Select an editable cell.
  2. Type =UPPER(.
  3. Look for the syntax prompt near the formula input area.
  4. Complete the parameter according to the prompt and finish the formula.

Why is the UPPER result different from what I expected?

  1. Check whether the referenced cell is the intended text source.
  2. Confirm whether the original content includes non-letter characters.
  3. Edit the original text and check whether the result updates.
  4. If needed, re-enter the formula to rule out input formatting issues.

Glossary

TermDefinition
UPPERA text function that converts text to uppercase.
Cell referenceA cell location used in a formula to call its content, such as A1.
Syntax promptParameter guidance shown while entering a function to help complete the formula.