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I'd really recommend getting in touch with our team on Messenger so we can take a look.
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It's best to complete some basic troubleshooting before getting in touch with them:
-Check wall sockets, power cables and your modem equipment is plugged in, clear from obstructions, and are not damaged
-Try alternate cabling if available, and/or replace damaged cabling.
Other troubleshooting should also be done following This Article