PS4 and PS3 games available in Japan Below are the steps to change DNS settings
In many cases, modifying the proxy settings on PS4 can resolve this issue, but not always Go to Set Up Internet Connection, and select the Wi-Fi or LAN Cable option depending on how you connect

Sign in issues on PlayStation™Network US

Rebuilding actually reorganizes your hard drive to make it easier and quicker for the system to access your files.

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Check your mobile phone's text messages for a code from Sony Entertainment Network
How to sign in and out of PlayStation™Network US
If the sign-in attempt fails, double-check that you entered the correct sign-in ID and password, and try again
How to Sign into my PlayStation account with Google account
Whether you stream or download, your PS Now subscription includes full access to all available online multiplayer modes
Resetting your PS4 to default settings could be helpful Step 2: Hold the Power button for 8 seconds
Google takes abuse of its services very seriously In order to access many features on the PlayStation 4, including movie and music streaming, you must be signed in to your PlayStation Network account

Log in

Step 3: When the download is complete, read the System Software License Agreement.

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Open another new tab and ask Google what your IP is
PlayStation Network Sign
For example change F0:97:98:52:5D:C8 to F0:97:98:52:5D:C7
How to sign in and out of PlayStation™Network US
Once logged into your router, navigate to your MAC Address section