Merge 858084a into df6bd07

source/cursorManager.py

@@ -18,7 +18,7 @@
 import gui.contextHelp
 from speech import sayAll
 import review
-from scriptHandler import willSayAllResume, script
+from scriptHandler import willSayAllResume, script, isScriptWaiting
 import textInfos
 import speech
 import config
@@ -145,6 +145,10 @@ def _caretMovementScriptHelper(
 		extraDetail=False,
 		handleSymbols=False,
 	):
+		if isScriptWaiting():
+			# Moving / reporting is quite costly, so we don't want to do it if there are more scripts waiting.
+			# Otherwise, NVDA could become unusable while it processes many backed up scripts.
+			return
 		oldInfo = self.makeTextInfo(posConstant)
 		info = oldInfo.copy()
 		info.collapse(end=self.isTextSelectionAnchoredAtStart)

user_docs/en/changes.md

@@ -43,6 +43,7 @@ The available options are:
   * It is now possible to use braille display routing keys to move the text cursor. (#9101)
   * It is now possible to use the review cursor selection commands to select text.
 * Updating NVDA while add-on updates are pending no longer results in the add-on being removed. (#16837)
+* NVDA no longer becomes unresponsive if holding down an arrow key for a long time while in NVDA browse mode, in particular Microsoft word. (#16812)
 
 ### Changes for Developers