If Siri isn't working on your Apple Watch
Learn what to do if Siri doesn't respond or asks you to try again.
After each step, see if Siri responds:
Check the Internet connection on your Apple Watch.
On your iPhone, see if Siri is turned on. Tap Settings > Siri or Apple Intelligence & Siri, then turn on Listen for "Hey Siri". Or tap Listen for and turn on Siri.
On your Apple Watch, see if Siri is turned on. Tap Settings > Siri.
On your iPhone, go to Settings > Siri or Apple Intelligence & Siri > Talk & Type to Siri, then tap "Off". Then tap to turn on "Siri" or "Hey Siri" again.
See if the microphone or speaker on your Apple Watch is blocked. For example, if your device has a protective case, remove it.
If Siri doesn't speak on Apple Watch Series 3 or later, you might need to download its voice. The download happens when you’re on Wi-Fi and your Apple Watch is charging. To give the download time to complete, try charging your Apple Watch overnight. To check the status of the download on your Apple Watch, tap Settings > Siri, then scroll to Siri Voice. Learn which languages Siri speaks.
Learn more about Siri
To change Siri's language on your Apple Watch, you also need to change it on your iPhone. On your iPhone, tap Settings > Siri or Apple Intelligence & Siri > Language. Choose from the list of languages that Siri understands.