The issue appears confined to voice calls this time, unlike the complete outage in February.
Texts about the price hike are going out Wednesday.
Mint spokesman and co-owner Ryan Reynolds is expected to take home about $300 million.
AT&T has explained the outage was due to an "incorrect process" used while expanding the network.
The company apologized for the recent outage and said it does not believe it was related to a cyberattack.
Wireless customers across all major carriers were having problems Thursday morning.
The prepaid wireless carrier will be owned by T-Mobile, the second-largest wireless carrier in the US, following a payout to parent company Ka'ena Corporation.
However, if you’re still having problems, the carrier helpfully says you should try to turn airplane mode on and off.
Google's cell network data breach is the result of T-Mobile's debacle earlier this month.
The massive hack is the second in less than two years at the telecom company.
The FCC will open up 1,200MHz of spectrum in the 6GHz band for unlicensed use, amounting to the biggest wifi upgrade in 20 years.
Critics warn 5G caused interference could lead to disastrous delays or flight cancellations, but 5G supporters maintain concerns are overblown.
The move will see Verizon gobble up Tracfone's estimated 20 million subscribers and establish a presence among lower-income users.
Although it didn't specify which partners hadn't "followed through on their responsibilities," it's highly likely T-Mobile was referring to Dish Network.
If you're unhappy with your current carrier, but you still have a phone to pay off, T-Mobile will give you up to $1,000.
Data on at least 49 million T-Mobile customers was compromised.
They're going back on their commitment to keep Sprint's prepaid phone subscribers connected, now likely to abruptly cut service.
The data reportedly contain social security numbers, phone numbers, names, physical addresses, unique IMEI numbers, and driver’s license information.
The continued shutdown of Sprint's legacy cell coverage comes as T-Mobile looks to expand its newer 4G and 5G networks.
The carrier is adding new spectrum later this year, which might actually speed things up.
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