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Reference content for SharePoint admins — storage quotas, retention rules, throttling limits, role lookups.

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Settings & Defaults

SharePoint DLP Policy Defaults: The Complete Admin Reference

Reduce hours of digging. This reference covers SharePoint DLP policy modes, default thresholds, and site-level quarantine and block behaviors in one place.

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Storage & Pricing

SharePoint Per-Site Storage Limits

Set the right storage cap for every SharePoint site. Full reference for per-site limits, automatic vs manual management, and quota alert thresholds.

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Limits & Thresholds

SharePoint Large File Upload Limits

Stop guessing file size limits. Every SharePoint Online upload limit in one reference: browser upload, OneDrive sync, REST API, and co-authoring.

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Settings & Defaults

SharePoint Site Provisioning Defaults

What does SharePoint create by default when you provision a site? Libraries, groups, versioning limits, and sharing defaults, in one quick-reference table.

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Settings & Defaults

SharePoint List Column Types Reference

Reduce guesswork on column type behavior. Every SharePoint list column type listed with indexable status, multi-value support, and filter compatibility.

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Versions & Retention

SharePoint Version Storage Calculation

Full file copy per version, not a delta. How SharePoint calculates version storage, what counts, and which admin settings reduce your quota consumption.

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Storage & Pricing 4

Per-plan storage entitlements, what counts against your quota, and add-on storage pricing.

SharePoint Per-Site Storage Limits

Set the right storage cap for every SharePoint site. Full reference for per-site limits, automatic vs manual management, and quota alert thresholds.

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What Counts Toward SharePoint Storage Quota

Not sure what's consuming your SharePoint storage? Every quota source listed: active files, version history, the recycle bin, and Purview retention holds.

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Illustration: quota blocks with a price scale alongside.

Microsoft 365 Extra File Storage Pricing

At $0.20 per GB per month, Microsoft 365 Extra File Storage adds up. Full pricing table plus guidance on when cleanup beats buying more quota.

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Illustration: quota blocks with a price scale alongside.

Microsoft 365 Storage Quotas by Plan

SharePoint and OneDrive storage allocations for every major Microsoft 365 plan, in one place. Quick reference for tenant storage and cleanup planning.

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Migration & Moves 4

Cross-tenant prerequisites, migration throttling limits, move/copy defaults and site rename behaviour.

Illustration: two site structures side by side with items in transit between them.

SharePoint Cross-Tenant Migration Checklist

Stop missing cross-tenant migration prerequisites. This reference covers tenant settings, admin roles, and licence requirements before you start migrating.

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Illustration: content flowing between two distinct containers along a guided path.

SharePoint Site Rename and URL Change

What breaks and what survives when you rename a SharePoint Online site or change its URL: redirects, search, permissions, and PowerShell commands.

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Illustration: two site structures side by side with items in transit between them.

What SharePoint Move and Copy Preserve

Stop losing version history on copy. Complete reference for what SharePoint Move To and Copy To preserve, their limits, and when each fails.

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SharePoint Migration Throttling Limits

SharePoint throttles bulk API calls at defined thresholds. Reference for per-user limits, Retry-After headers and reducing 429s in large migration jobs.

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Permissions & Sharing 6

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Permission levels, external sharing settings, sharing link types, guest access and sensitivity labels.

Illustration: a permissions matrix of filled and empty cells.

SharePoint Guest Access Review Defaults

Complete SharePoint guest access review defaults, expiration windows, and Entra ID governance settings in one admin reference table.

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Illustration: a ring of keys mapped to nested folders.

SharePoint Sensitivity Label Settings

Quick reference for SharePoint sensitivity label scopes, encryption settings and external sharing controls for Microsoft 365 admins.

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Illustration: a ring of keys mapped to nested folders.

SharePoint Sharing Link Types: Admin Reference

Four sharing link types. Different permission levels, expiration rules, and admin controls. The complete SharePoint Online sharing reference for admins.

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Illustration: a permissions matrix of filled and empty cells.

SharePoint Unique Permissions Limits

50,000 role assignments is SharePoint's hard cap per list or library. What that means for permission design, and when to use security groups instead.

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Versions & Retention 6

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Versioning defaults, version metadata, recycle bin retention and audit log retention windows.

SharePoint Version Storage Calculation

Full file copy per version, not a delta. How SharePoint calculates version storage, what counts, and which admin settings reduce your quota consumption.

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SharePoint Version Metadata Fields Reference

What SharePoint Online stores per version: a reference table of every version-level metadata field, what it holds, and where each one is exposed.

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Illustration: a calendar dissolving older records.

SharePoint Online Retention and Deletion

Know exactly what happens to SharePoint files at each deletion stage, and how Microsoft Purview retention policies override normal deletion behavior.

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Illustration: a retention clock over a stack of archived items.

SharePoint Audit Log Retention Periods

90 days is the default Microsoft 365 audit log retention for most plans. Full reference tables for retention periods, captured events, and export methods.

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Limits & Thresholds 11

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The hard numbers: list view threshold, column and content type caps, sync limits, batch sizes and search limits.

SharePoint Large File Upload Limits

Stop guessing file size limits. Every SharePoint Online upload limit in one reference: browser upload, OneDrive sync, REST API, and co-authoring.

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SharePoint Sync Limits and Restrictions

Know the ceilings before they cause sync errors: item counts, decoded path length, file-size caps, and invalid characters for OneDrive sync in SharePoint.

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SharePoint Bulk Operation Batch Limits

Avoid failed jobs and throttling by knowing how many SharePoint items you can update or delete in a single bulk operation before you start.

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Illustration: a dial pinned at its maximum with overflow items queued.

SharePoint Power Automate Flow Limits

Reference table of Power Automate limits that affect SharePoint flows: daily run allowances, trigger frequency, throttling, and connector request caps.

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Settings & Defaults 11

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Admin roles, library settings, naming restrictions, site templates and out-of-the-box defaults.

SharePoint DLP Policy Defaults: The Complete Admin Reference

Reduce hours of digging. This reference covers SharePoint DLP policy modes, default thresholds, and site-level quarantine and block behaviors in one place.

Read

SharePoint Site Provisioning Defaults

What does SharePoint create by default when you provision a site? Libraries, groups, versioning limits, and sharing defaults, in one quick-reference table.

Read

SharePoint List Column Types Reference

Reduce guesswork on column type behavior. Every SharePoint list column type listed with indexable status, multi-value support, and filter compatibility.

Read
Illustration: nested option groups laid out as a control board.

SharePoint Markdown File Support

Reference table for .md file support in SharePoint Online: viewing, editing, co-authoring, comments, size limits, and what still requires download.

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