屋企嘅固網電話有冇可能校靜音或震機?

屋企嘅固網電話有冇可能校靜音或震機?
我有個fd,she didn't answer the the屋企固網電話 for whole day,
I ask her why,
she said her phone 校咗靜音,
I'm so 懷疑,
but we've been fd for a long long time,
I think she won't lie on me
but I don't think the 固網電話有can be校靜音或震機,
can you tell me ,plz