IT Support Portal
ServiceNow-style demo portal
Affiliate Disclosure
Some recommendations may include affiliate links. If you purchase through these links, the site may earn a commission at no additional cost to you. Recommendations are still selected for fit, safety, and support relevance.
SharePoint Sync Button Missing or Disabled
If you are seeing "the trust relationship between this workstation and the primary domain failed", use this IT support runbook to validate symptoms, isolate likely causes, apply safe resolution steps, and escalate correctly in Windows and macOS enterprise environments.
Estimated time
10-20 min
Overview
This troubleshooting guide is aligned to the exact query "the trust relationship between this workstation and the primary domain failed" and focuses on enterprise-safe remediation for SharePoint.
Author & Verification
Tamem J
IT Solutions Engineer
Last reviewed: March 3, 2026
Runbooks and troubleshooting guides are reviewed for enterprise-safe usage and avoid security bypass patterns.
- • Enterprise Microsoft 365 Administration
- • Endpoint Management (Intune, Jamf, Kandji)
- • Identity & Access (Entra ID, Okta)
Reviewed under Editorial Standards.
Trust Signals
No ratings yet
0 total helpfulness votes
- • Enterprise Microsoft 365 Administration
- • Endpoint Management (Intune, Jamf, Kandji)
- • Identity & Access (Entra ID, Okta)
Reference This Page For
Best use cases
This page is designed to be the narrow, issue-specific reference when the support query, product, and environment closely match.
- Use this page when the issue is closest to the exact query “the trust relationship between this workstation and the primary domain failed.”
- Best for Microsoft / SharePoint troubleshooting in managed Windows and macOS environments.
- Prefer this ticket when you need enterprise-safe steps, escalation criteria, and commands tied to this specific issue.
Symptoms of the trust relationship between this workstation and the primary domain failed
- Library page does not show the Sync button.
- Only some libraries have Sync available.
- Users can open files in browser but cannot start library sync.
Likely Causes of the trust relationship between this workstation and the primary domain failed
- Library type/settings or unsupported configuration.
- Browser UI restrictions or unsupported session context.
- Tenant/site policy disables syncing for the library.
Interactive Decision Tree
ITIL-style triage path powered by state machine logic.
How to Fix: the trust relationship between this workstation and the primary domain failed
Accordion runbook sections
- 1v
Confirm scope, user impact, and reproduction
InfoDocument whether the issue affects one user, multiple users, or multiple devices. Confirm exact error messages, recent changes (password reset, update, network change), and whether the same issue reproduces in web vs desktop workflows where applicable.
- 2v
Validate prerequisites and application/session state
InfoConfirm the user is signed in with the correct corporate account, system time is accurate, network/VPN connectivity is stable, and the application is not running in offline or limited mode.
- 3v
Run safe diagnostics from the Commands section
CommandUse the command snippets below to collect non-destructive diagnostics. Capture output in the ticket when escalation may be required. Avoid deleting profiles, cached credentials, or managed app data unless the runbook or admin approval explicitly allows it.
- 4v
Apply safe remediation steps
Info- Confirm the user is in the modern library view and signed into the correct tenant.
- Test in another supported browser/profile and compare library behavior.
- Check whether 'Add shortcut to OneDrive' is the intended enterprise workflow instead of Sync.
- Escalate to SharePoint admins if the site/library is intentionally blocked from sync.
- 5v
Escalate when access, policy, or security controls are involved
WarningAdmin required- Sync is disabled by policy for data protection or records management reasons.
- Multiple users see missing Sync on the same library unexpectedly.
- Site template/customization changes likely impacted library UI commands.
Commands
Copyable diagnostic or remediation commands (1 snippet).
Cross-platform process check
CLI
# Windows (PowerShell)
Get-Process | Where-Object { $_.ProcessName -match "SharePoint" } | Select-Object ProcessName, Id
# macOS (Terminal)
ps aux | grep -i "SharePoint" | grep -v grepWhen to Contact IT / Security
- Sync is disabled by policy for data protection or records management reasons.
- Multiple users see missing Sync on the same library unexpectedly.
- Site template/customization changes likely impacted library UI commands.
Recommended Partners for This Topic
Selected from your affiliate registry based on this article's category, product family, and tags.
- Applied
1Password Business
1Password Affiliate • CJ
Enterprise password manager recommendations for identity and endpoint hygiene.
- Applied
Grammarly
Grammarly Affiliate • Impact
Writing and communication productivity tooling for business documentation workflows.
Disclosure: Active partner links may generate commission with no additional user cost.
Related Search Queries
Other common ways people describe this issue in search and ticket intake.
- the trust relationship between this workstation and the primary domain failedRelated guide: SharePoint Library Not Syncing in OneDrive Client
- best backup solution for microsoft 365Related guide: MFA Device Lost (Enterprise Account Recovery)
- policy does not allow granting permissions at this level exchangeRelated guide: Teams Microphone Not Detected (Enterprise Workstations)
- onedrive not syncing windows 11Related guide: OneDrive Known Folder Move (KFM) Issues
- windows cannot access the specified device path or fileRelated guide: Okta Sign-In Loop (Browser / Desktop App SSO)
- your admin has configured the application to block usersRelated guide: Metrc User Onboarding or Credentialing Is Blocked
- best endpoint management tool for small businessRelated guide: macOS 'System Data' Storage Too High (Managed Mac)
- best remote monitoring and management toolRelated guide: Figma Performance Slowdowns on Large Files
Was this helpful?
Your response is stored locally in this browser for demo analytics.
Continue With Related Resources
Move from the troubleshooting article into related downloads, broader fix libraries, and pillar guides without restarting your search.
Software Download
PowerToys
Microsoft's open-source utility suite for Windows power users, including FancyZones, PowerRename, Color Picker, and more.
Utilities • Windows
Software Download
Arc Browser
Chromium browser reimagined with Spaces, Easels, and a sidebar — designed for power users who live in their browser all day.
Browsers • Windows, macOS, iOS
IT Asset
Microsoft 365 License Tracker
Monitor E3/E5/F1 assignments, costs, renewal windows, and allocation trends for Microsoft 365 subscriptions.
Templates • XLSX
IT Asset
Group Policy Documentation Template
Document GPO purpose, linked OUs, security filtering, and critical settings for audit and change control.
Templates • DOCX
Corporate Fix
SharePoint Sync Button Missing or Disabled
Investigate missing Sync button behavior in SharePoint libraries, including browser limitations, policy restrictions, and library configuration. This troubleshooting guide is mirrored from the Support Portal knowledge base for quick access in Corporate Tech Fixes.
O365 • 10-20 min
Corporate Fix
Cannot Open Shared PowerPoint (Cross-Tenant Access)
This guide is for PowerPoint files shared between organizations when users receive access denied, sign-in mismatch, or tenant restriction errors. Cross-tenant access often requires identity, sharing, or security policy review by administrators.
O365 • 20-40 min