How to Fix All OneDrive Errors & Problems In Windows 10/8.1/7

Fix OneDrive sync problems
"We couldn't sync this library
We couldn't set up this library for you because of a server

accessDenied The caller doesn't have permission to perform the action.
activityLimitReached The app or user has been throttled.
generalException An unspecified error has occurred.
invalidRange The specified byte range is invalid or unavailable.
invalidRequest The request is malformed or incorrect.
itemNotFound The resource could not be found.
malwareDetected Malware was detected in the requested resource.
nameAlreadyExists The specified item name already exists.
notAllowed The action is not allowed by the system.
notSupported The request is not supported by the system.
resourceModified The resource being updated has changed since the caller last read it, usually an eTag mismatch.
resyncRequired The delta token is no longer valid, and the app must reset the sync state.
serviceNotAvailable The service is not available. Try the request again after a delay. There may be a Retry-After header.
quotaLimitReached The user has reached their quota limit.
unauthenticated The caller is not authenticated.
accessRestricted Access restricted to the item's owner.
cannotSnapshotTree Failed to get a consistent delta snapshot. Try again later.
childItemCountExceeded Max limit on the number of child items was reached.
entityTagDoesNotMatch ETag does not match the current item's value.
fragmentOutOfOrder Uploaded fragment is out of order.
fragmentOverlap Uploaded fragment overlaps with existing data.
invalidAcceptType Invalid accept type.
Invalid parameter format.
invalidPath Name contains invalid characters.
invalidQueryOption Invalid query option.
invalidStartIndex Invalid start index.
lockMismatch Lock token does not match existing lock.
lockNotFoundOrAlreadyExpired There is currently no unexpired lock on the item.
lockOwnerMismatch Lock Owner ID does not match provided ID.
malformedEntityTag ETag header is malformed. ETags must be quoted strings.
maxDocumentCountExceeded Max limit on number of Documents is reached.
maxFileSizeExceeded Max file size exceeded.
maxFolderCountExceeded Max limit on number of Folders is reached.
maxFragmentLengthExceeded Max file size exceeded.
maxItemCountExceeded Max limit on number of Items is reached.
maxQueryLengthExceeded Max query length exceeded.
maxStreamSizeExceeded Maximum stream size exceeded.
parameterIsTooLong Parameter Exceeds Maximum Length.
parameterIsTooSmall Parameter is smaller then minimum value.
pathIsTooLong Path exceeds maximum length.
pathTooDeep Folder hierarchy depth limit reached.
propertyNotUpdateable Property not updateable.
resyncRequired Resync is required.
serviceNotAvailable The server is unable to process the current request.
serviceReadOnly Resource is temporarily read-only.
throttledRequest Too many requests.
tooManyResultsRequested Too many results requested.
tooManyTermsInQuery Too many terms in the query.
truncationNotAllowed Data truncation is not allowed.
uploadSessionFailed Upload session failed.
uploadSessionIncomplete Upload session incomplete.
uploadSessionNotFound Upload session not found.
virusSuspicious This document is suspicious and may have a virus.
zeroOrFewerResultsRequested Zero or fewer results requested.

[madelinemeixner]

I have tried EVERYTHING for days and days with no luck until I watched your video. Your second idea did the job!!! You are my hero! Thank you so much for taking the time to post this extremely valuable information!

[Ebonyeyed]

Thank you so much for this - OneDrive has been driving me crazy for weeks with its constant "failure to authenticate" error.

[justjump]

thanks man. it worked, youre amazing. subscribed!

[isuruepa]

Genius!! Worked for me...at long last :) Thank you.

[lalfakmawii]

You're a life saver, thanks bro I've already spent so much time to sign in.. Finally done cause of you☺

[TruthSeeker]

It did work. I was searching this for long. Thank you very much sir :)

Subscribed :D

[shanesaunders]

Thanks for the fix bud, Second one worked for me.. Great job, I have had this problem for a while now and not being able to back up photos from phone to computer so thank you very much :-)

[shanesaunders]

Thanks for the fix mate, it was doing my head in..

[patite]

Thank you so much for this simple solution. You are an hero!

[MG-kspt]

Thank you so much, sir. Restarting is a very simple and effective solution.

[cubep.m.]

Thx dude! U saved my life xD Really good video and clear instructions.

[charttraderhindi]

This video helps me a lot. THANK YOU...!!

[catrend]

IDK why so many people are giving this vid a thumbs down bc this is an epic tutorial!! TYSM it completely fixed my

[allanthomson]

Your first method of (Task Manager - One Drive - End Task - Restart computer) worked for me. Thank you, I had been locked out of one drive for a number of days before trying this!

[lotfylotfy]

Thx very lmuch. You resolved my problem. Thanks again.

[Mihai.]

I LOVE YOU FINALLY I FIX MY ONEDRIVE
<3

[technoworld_]

Thank you so much for this video ! Even after uninstalling OneDrive I kept facing those issues however somehow one drive was in my task manager and all I had to do is Click On End Task!! Thank You so much for your help! :)

[sampadakhot]

Thank you, third method worked for me!! :)

[taetaeislifeu]

Whenever I'm about to save a file on MS word it always say "upload blocked we couldn't verify you have the necessary permissions to upload the file". What can I do? please help me🙏🏼

[kazitarekshuvo]

wow great!!! you're awesome 😃 thanks a lot 😄