In the Phone app , Visual Voicemail (available from select carriers) shows a list of your messages. You can choose which ones to play and delete without listening to all of them. A badge on the Voicemail icon indicates the number of unheard messages.
7. Staying In Contact Using Android. If your voicemails aren’t working on Android, then the fixes above should help you solve the problem. In many cases, an update to your carrier’s voicemail app or settings can resolve the issue, but don’t forget to call your voicemail number to check if it is set up correctly.

Alright let me try to clear this problem as much as I can. From the parent carrier, we have a limitation or you can say a requirement that all numbers should have the Voicemail set up. So what we do for those customers who don’t want it, we disable it from our side but again the numbers keep syncing from the parent carrier’s network from time to time (roughly once a quarter). When the numbers get synced, voicemail automatically gets enabled. To some people, this is alright but sometimes it becomes inconvenience for the customers to call us again to disable it.
"The High Representative noted that while disagreements still persisted, the EU and China needed to continue engaging intensively in a number of important areas," the EU said, adding Borrell underscored the inclusive and cooperative character of Europe's Indo-Pacific strategy. The EU is taking a softer stance on China, one of its most important trade partners, than the United States which has struck a new security deal (AUKUS) with Britain and Australia that is widely seen as designed to counter China's growing assertiveness in the Pacific.