About what packages/providers / channels are we speaking.
A sentence like' the box is freezing' is of no help here .....
Please in detail :
Latest TM firmware version
Latest Phantom Version
Which channel/transponder/provider/package
signal strenth/quality
keyfile Date ?
Describe in detail what is happening, Do you need a reboot ? , Do you see something in the LED frond display, etc .....
What is your network setup/type of network connection
Djeez, put some Time in this and you will get help.
PS : this info is handy for a lot of people in here ...