Because you are downloading from outside the official store, you must manually enable APK installations:
Search for version 14.3.1 or earlier. Some "Lite" or "Beta" versions (like 11.7.1 ) are specifically optimized for older Android 4.0+ devices. download wps office for android 4.4.2
Open your Downloads folder or File Manager , tap the downloaded file, and select Install . WPS Office-PDF, Word, Sheet – Apps on Google Play Because you are downloading from outside the official