close_btn
로그인, 회원가입후 더 많은 혜택을 누리세요 로그인 회원가입 닫기


Office 365 Sync Errors Fix

Outlook’s ability to connect to the mail server may be blocked by firewalls or antivirus software. After you’re satisfied, turn off your firewall or antivirus program for a while. If it does, expert Outlook tips by FixTechGuide you might need to include Outlook exceptions in the settings of your security program. The sync will fail if the groups you selected to load users from no longer exist in Azure AD.

Methods to fix Microsoft Outlook syncing error



  • If you are still facing this issue, kindly follow the solutions below to fix the sync issues in Outlook.
  • The other solution to fix Outlook sync issues is recreating Microsoft Outlook profile.
  • You can stop any accounts from being brought over by adding them to the sync deny list.
  • Once you have completed the steps to fix Outlook sync errors, kindly check if the error has been fixed or not.
  • The sync will fail if it can't find any users that comply with your filtering preferences or the system's requirements for user records.


Similarly you should review the Users Deactivated sheet on the sync summary spreadsheet attachment as you can also delete these users to bring your total down. I have multiple users experiencing sync errors with Outlook and office365. Another which is shown below, is a user opens a new message, or replies to one, and lets it sit for a while. When they go back to the message and press send they get an error that the message has been deleted. Ive repaired the OST and changed cache mode to only cache 1 year. The M365 sync establishes a synced dataset based on your M365 data and the filtering configuration of your sync.

Office 365 Sync Errors Fix

Common Causes of Sync Issues in Outlook



Before finding solutions, we suggest that users check their internet connection. Sometimes, Outlook sync issues can arise because of poor internet connection. If you are still facing this issue, kindly follow the solutions below to fix the sync issues in Outlook. There are various methods to resolve the Outlook sync issues, including manual and third-party solutions. Now, let us start with the manual processes to fix Outlook syncing errors.

[Answered] Secured OST to PST Converter for OST to PST Conversion



To solve your Outlook issues, download the application from the Microsoft website and follow the directions. After the files get repaired, restart the Outlook program to ensure that the Outlook syncing issues are resolved or not. The simplest way to resolve authentication issues is to rerun the authentication process by clicking the Sign in with Microsoft on Microsoft Outlook Email Repair Tool Online the Microsoft 365 settings page. You run the Microsoft consent process using an eligible M365 account after which you will be taken to the sync's setup wizard.

What should I do if my sync failed due to authentication issues?



Office 365 Sync Errors Fix

But setup is a little complicated and it can sometimes be difficult to identify the source of problems. We have resources to help you identify potential issues and fix them. The Support and Recovery Assistant, a tool provided by Microsoft, can identify and resolve common Outlook problems. It is capable of automatically identifying problems with account setups, sync, and Outlook data file cannot be accessed other typical mistakes.





Typically this is because the selected groups have been deleted from Azure AD since the M365 sync was configured on your account. After viewing, see fixing problems with directory synchronization for Microsoft 365 to correct any identified issues. There can be several reasons for the Outlook synchronization error. Before we know the solutions, we will understand a few common causes of the Outlook sync problem. To get the sync working you will either need to delete users or have the user limit on your account increased. If you don't wish an inactive user to be made active by the M365 sync, you can add the user's email address to the sync forbid list.

What privileges do I need to authorise the M365 sync?



It is possible for a corrupted Outlook profile to impede synchronization. After these instructions, ensure the sync settings are correct and check everything is working well. This means that the authentication setup for your sync is no longer valid.

Use the Microsoft Support and Recovery Assistant



The sync will fail if it can't find any users that comply with your filtering preferences or the system's requirements for user records. The system requires that users have a first name, last name and a valid email address that conforms with your domain lock if enabled. The most common reason for missing users is that you've run a Test Sync, instead of a Manual Sync. If that doesn't resolve your missing users issue, please follow our guide to troubleshooting missing users below. With directory synchronization, you can continue to manage users and groups on-premises and synchronize additions, deletions, and changes to the cloud.
번호 제목 글쓴이 날짜 조회 수
33644 56+ лучших порносайтов в 2025 году ShantaeStJulian9814 2026.01.25 0
33643 Why Everyone Seems To Be Dead Wrong About Vape Mod For Concentrates And Why It's Essential To Read This Report LatoshaZwy467642154 2026.01.25 0
33642 What Drugs Spend A Penny You Live In Retire? DominiqueE37011976 2026.01.25 0
33641 《提升男性性健康:營養師推薦的壯陽補充品與科學使用策略》 EdisonTramel4589296 2026.01.25 2
33640 Qatar Peninsula Airways Deduction Codes 12% Polish Off In October 2025 LayneDunham451463 2026.01.25 2
33639 Bribe Viagra Online Sildenafil HeathNiles79480402 2026.01.25 0
33638 XtraSize 最佳男性性欲增强药 ShannonLaidlaw492562 2026.01.25 2
33637 FAQ HeidiHyde15169923768 2026.01.25 0
33636 Список лучших сайтов с порно-комиксами 2025 года MiloRhoden12217274 2026.01.25 4
33635 Джеймс Дин порноактёр Википедия Kris24W32847813701918 2026.01.25 0
33634 什么?煮龙虾还要放尿?怎么放啊? 果壳 科技有意思 Rebbeca82H390391904 2026.01.25 2
33633 Топ бесплатных порносайтов Лучшие тьюбы с длинными порновидео бесплатно ROTJerrod89019103 2026.01.25 2
33632 คู่มือเลือกจอ LED ให้เหมาะกับงบประมาณ RamonaFurnell77193 2026.01.25 52
33631 Bargain Phenergan Online 25mg Tablets Motility Sickness JanellTroedel36756328 2026.01.25 0
33630 Penisvergroting: Pillen, Pompen Of Een Operatie Wat Is De Meest Effectieve En Blijvende Oplossing? VaniaHalvorsen07933 2026.01.25 1
33629 English To Hindi Transliteration English To Hindoo Converter Lorna29377992464 2026.01.25 2
33628 StikCredit Стик кредит JuliannHollins7419 2026.01.25 0
33627 TikTok点赞量"M"和"K"的意思是甚么?举例解析点赞计数法-TikTok账号购买平台 MarshallPridham5 2026.01.25 11
33626 Nanofungicides With Selenium And Silicon Can Boost The Growth And Yield Of Common Bean (Phaseolus Vulgaris L.) And Control Alternaria Leaf Spot Disease AlexisTedesco6585 2026.01.25 0
33625 The 5 Better Online Patronage Banking Accounts Oct 2025 Teena106308914291 2026.01.25 2