It's user-friendly.
A2Easy to use.
It's slow.
A2It works slowly.
It's fast.
A2It works quickly.
It crashed.
A2The program or device stopped working.
It's broken.
A2The device is not working.
Turn it on.
A2Start the device.
Turn it off.
A2Stop the device.
It's downloading.
A2The file is being copied to the device.
It's uploading.
A2The file is being sent to a server.
Plug it in.
A2Connect the device to the power source.
Charge it.
A2Supply power to the device's battery.
It's fully charged.
A2The battery is at 100% capacity.
The battery is low.
A2The battery has little power left.
Reboot it.
A2Restart the device.
Install it.
A2Put a program onto the device.
Update it.
A2Improve the program with a new version.
It's connected.
A2The device is linked to a network.
It's disconnected.
A2The device is not linked to a network.
Press the button.
A2Push the button.
Click here.
A2Tap or select this area on the screen.
It's user-friendly.
B1Easy to use and understand.
It's cutting-edge technology.
B1The technology is very advanced and new.
It's state-of-the-art.
B1Using the most modern and advanced technology.
It's high-tech.
B1Using advanced technology.