How to Remove Smart Quotes in Page Peoplesoft
You can remove upside down question marks or other strange non-printable characters form MS word or call “smart quote” when copy and past content from word to text field of page peoplesoft by use javascript for remove it.
Ref : https://www.cedarhillsgroup.com/knowledge-base/kbarticles/removing-word-smart-quotes-on-peoplesoft-pages/