User's Manual

Chapter 23 Firmware Upgrade
B222s User’s Guide
166
Aft er you see t he firm ware updat ing screen, wait a few m inutes before logging int o the LTE Device
again.
Figure 93 Firm ware Uploading
The LTE Device aut om at ically restart s in this tim e causing a t em porar y network disconnect. I n
som e operat ing system s, you m ay see t he following icon on your deskt op.
Figure 94 Net work Tem porarily Disconnect ed
Aft er t wo m inut es, log in again and check your new firm ware version in t he Sta t us screen.
I f t he upload was not successful, an error screen will appear. Click OK t o go back to t he Fir m w are
Upgrade screen.
Figure 95 Error Message