"400 Bad Request - Request Header Or Cookie Too Large" on activate-peacock

I am Diamond member trying to activate Peacock - keep receiving "400 Bad Request - Request Header Or Cookie Too Large" on activate-peacock

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user_7pmj9e

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2 Messages

2 months ago

please set up entitlement reset or whatever will work

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user_7pmj9e Thanks so much for reaching out to let us know about the issue you are experiencing. the "400 Bad Request - Request Header Or Cookie Too Large" error can normally be resolved by clearing your browsers cache and cookies.

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Official Employees are from multiple teams within Xfinity: CARE, Product, Leadership.
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2 months ago

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BruceW

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27.7K Messages

2 months ago

... "400 Bad Request - Request Header Or Cookie Too Large" ...

When you get that message try logging in using a Private/InPrivate/Incognito window, or clearing the browser's cache and cookies, or another browser.

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user_vqxi7x

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1 Message

I do not know how to clear the browser's cage and my phone only has Google Chrome that I know of

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3 days ago

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BruceW

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27.7K Messages

... browser's cage ... Google Chrome ...

Please see https://www.xfinity.com/support/articles/clear-cache-cookies-chrome

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2 days ago

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XfinityDemitrius

Official Employee

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2.9K Messages

Hey @user_vqxi7x, have you performed a web search indicating your phone type and how to clear the cache/cookies/data? You should be able to easily find steps on how to perform certain actions with your specific device.

I am an Official Xfinity Employee.
Official Employees are from multiple teams within Xfinity: CARE, Product, Leadership.
We ask that you post publicly so people with similar questions may benefit from the conversation.
Was your question answered? Please mark as Best Answer. tick

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1 day ago

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Xfinity Stream Website

user_7pmj9e

"400 Bad Request - Request Header Or Cookie Too Large" on activate-peacock

user_7pmj9e

XfinityBrianH

BruceW

user_vqxi7x

BruceW

XfinityDemitrius

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