When does data transmission speed reduction occur?
If you exceed the monthly data allowance of your plan, the transmission speed will be limited to 128kbps.
In addition, if a large amount of data is transmitted over a certain period, data transmission speed reduction will be applied during peak hours.
For details, see below.
Details by plan
For au Flat Plan 7 Plus N / au Flat Plan 7 Plus / Smartphone Mini Plan 4G
- If the transmission speed is limited, the maximum sending and receiving speed will be of 300 kbps.
For Unlimited Data MAX 5G / 4G Plans and au Money Activity Plans
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For 4G LTE contracts, services involving large data transmissions, such as video streaming and cloud gaming, or prolonged connections will experience speed reduction to a level that does not interfere general smartphone usage (e.g., streaming videos in HD quality).
The target services and the specifics of the restriction will be determined considering the impact on our network.
Even with a 5G contract, similar restrictions may be applied depending on network congestion.
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For all unlimited data plans, there is a monthly data allowance limit for tethering and data sharing.
If the upper limit is exceeded, the transmission speed for these services will be reduced to a maximum of 128 kbps for sending and receiving (transmission speed reduction will be lifted on the 1st of the following month).
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