Bob Lin, Chicagotech-MVP, MCSE & CNE
Data recovery, Windows OS Recovery, Networking, and Computer Troubleshooting on
http://www.ChicagoTech.net
How to Install and Configure Windows, VMware, Virtualization and Cisco on
http://www.HowToNetworking.com
You’ll have calls, texts, and data on T-Mobile’s network as well as international roaming. You won’t be able to make calls or text over Wi-Fi, use visual voicemail, or use data hotspots outside the US.Texting will work with some additional setup, but iMessage works right away.
iPhone XS
iPhone XS Max
iPhone XR
iPhone X
iPhone 8 & 8 Plus
iPhone 7 & 7 Plus
iPhone 6S & 6S Plus
iPhone 6 & 6 Plus
iPhone 5S
iPhone SE
All phones must run iOS 12 or higher.
However, iPhones and other compatible phones can actually make wifi calls through non FI apps like Hangouts etc
compatible phone for Google FI WiFi calling and you’re connected to Wi-Fi. You make a wifi call like you normally would using the phone dialer. If you start a call on Wi-Fi on a weaken wifi, Google Fi automatically continues your call over a cellular network if one is available so you can keep talking.
To enable or check the status of WiFi Calling, Please view these video:
You can use WiFi calling while outside of US. The rates for making Wi-Fi calls depend on the country you are calling. These rates are the same as when you’re calling from the U.S. You’re not charged for calls to U.S. numbers over Wi-Fi—they’re included in your plan.
For iPhone, this is quoted from Google:
You’ll have calls, texts, and data on T-Mobile’s network as well as international roaming. You won’t be able to make calls or text over Wi-Fi, use visual voicemail, or use data hotspots outside the US.Texting will work with some additional setup, but iMessage works right away.
iPhone XS
iPhone XS Max
iPhone XR
iPhone X
iPhone 8 & 8 Plus
iPhone 7 & 7 Plus
iPhone 6S & 6S Plus
iPhone 6 & 6 Plus
iPhone 5S
iPhone SE
All phones must run iOS 12 or higher.
However, iPhones and other compatible phones can actually make wifi calls through non FI apps like Hangouts etc
Situation: small company has implemented Always On VPN for the Windows 10 devices. It works, but sometimes, the VPN connection will not auto reconnect after going to standby. The status shows “Connecting”.
Troubleshooting: Windows 10 cumulative update from January or February fixes the problem.
Situation: The home user uses his router as DHCP server. After the power off, he can’t renew IP address with these errors: Unable to Contact DHCP Server or DHCP Access Denied.
Troubleshooting: reset the mode/router may fix the problem.
Situation: A small company installed Windows Server 2019 as their first Remote Desktop Server with the User CALs. However, they receive this message: There is a problem with your Remote Desktop license, and your session will be disconnected in 60 minutes. Contact your system administrator to fix this problem.
Troubleshooting: We must to have Active Directory for running Windows Server 2019-based Remote Desktop Session Host. Otherwise, you will receive this message.
If you would like to using RDS without AD, you must install Device CALs or downgrade to Windows Server 2016.
Q: I follow the instruction to use the group policy to register computers for adding them to WSUS. However, those added computers don’t show up in WSUS. Why?
A: After create computer group in group policy, you need to add the computers to the group policy. You also need create OU in Domain Users and Computers to match the group computer name. Please refer to this post:
Situation: The user can’t access remote computer using RDP with error code 0x904.
Case 1: That happens after we install windows 10 Version 2004. Normally, you don’t see any issues when you use the computer from console. However, most remote users have a problem to run any applications from Remote Desktop.
Case 2: The computer is connecting to a problematic switch, which is hot because the fan is failed.
