Trusted Devices will appear every time you try to log into your Google account from a new device, and if you enable 2-step verification, you will receive a confirmation on your device or Trusted Device to ensure that it is really you who will be logged into your account . You will receive this request not only on the device you are using but also on all other devices that you have connected before. Actually this is not a big problem. You can easily delete a device on Trusted Device. Here's how to erase a device from a Trusted Device at Google.
The steps are quite easy and only need a few minutes to remove the device from the Trusted Device.
Step 1: Open a web browser and click the following link to access the 2-step verification settings. https://myaccount.google.com/signinoptions/two-step-verification
2: Enter your Google Account password
to sign in.
Step 3: After logging in, you will see a section called the Google prompt. There will be a toggle next to it that reads " Get Google prompt on all phones that are signed in to ".
4: Click TURN OFF.
5: in the device section, delete the device you want
Step 6: then click Ok
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