Is it possible to upgrade multiple lines at a time on the tmobile website or only one at a time?
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Is it possible to upgrade multiple lines at a time on the tmobile website or only one at a time?
+14
I had to do my 2 lines separately.
I'm having the same issue. Trying to upgrade 2 lines and add 2 watch lines
+14
The only way around it is to call sales to do the upgrade and ask them to waive any assist fees.
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