Basic troubleshooting, reset routeur, restart xbox, open reccommended NHL 18 ports. (My connection is wired by the way.)
Then I've done the following, which have been sent to me by an advisor. Don't know what else I could try...
CLEAR ALTERNATE MAC ADDRESS
1. Go to Settings > Network Settings > Advanced Settings > Alternative Mac Address > Clear
2. After this shut down the console, disconnect the power cord from the back of the Xbox One and wait two minutes.
3. Once the two minutes have passed, plug the power back in and wait for the power bricks light to go from White to Orange.
4. Once the brick is Orange, start your console.
DELETE CLOUD SAVES
1. On Home, pull the right trigger, and then press A to open My games and apps.
2. Highlight the game, press the Menu button on your controller, and then select Manage game.
3. Scroll to the right, highlight the saved data for your gamertag under Saved Data, and then press A on your controller.
4. Choose Delete everywhere.
5. Restart Console
CLEAR PERSISTENT STORAGE AND POWERCYCLE XBOX ONE
If console is wired connected, remove Ethernet cable. If console is wireless, Go to Settings > Network > Select their Network > Disconnect.
Once it is back on, press Menu button > Settings > Blu Ray & Disc > Persistent Storage > Clear Persistent Storage three times.
Follow these steps to power cycle your Xbox One Console:
1. While the console is on, press and hold the console's Xbox button for 5 seconds.
2. The console will power down.
3. Wait 30 seconds, and then turn your console back on by again pressing the Xbox button.
CHANGE PRIVACY SETTINGS
1. From the Home Screen, using the controller scroll left to the navigation pane.
2. Scroll down to Settings Icon.
3. In the Setting menu scroll down to Account.
4. Under Account, select Family.
5. Enter the password or passkey.
6. Select the account that you want to update.
7. Select the category of settings you want to update, such as Privacy & online safety.
8. Select the Adult defaults.
9. Toggle back to Child defaults and then finally back to Adult defaults once more.
10. Powercyle the console to complete the troubleshooting.
REMOVING GAMERTAG
1. From the Home Screen, using the controller scroll left to the navigation pane.
2. Scroll down to Settings Icon.
3. In the Setting menu scroll down to Account.
4. Select Remove accounts.
5. Select the account that you want to remove.
6. Select Remove to confirm.
7. When you're finished, select Close.
RE-ADDING GAMERTAG
1. From the Home Screen, using the controller scroll left to the navigation pane.
2. Select Sign in.
3. Scroll down to Add & Manage.
4. Select Add new.
5. Type the email address or phone number you use to sign in to your Microsoft account.
6. Enter your password. If you've forgotten it, select I forgot my password, and then follow the instructions to recover your account.
7. Review the privacy statement summary, and then select Next.
8. Select your Sign-in and security preferences.
9. Check out how you look on Xbox, and then select Next.
10. Choose your colour, and then select Next.
Note: The preference that you're currently using at home appears with a checked box.
11. Press the Xbox button on your controller to return to the Home screen.
