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MainWP Child · Version history

MainWP Child changelog and version history

Latest version
6.4.1
Nov 3, 2026 (5 days ago)
Releases
122
since 2018
In the last year
29
about one every 12 days
Tested up to
WordPress 7.1.4
PHP 7.4 or later

Releases each year

  • 20189 releases
  • 201912 releases
  • 202011 releases
  • 20217 releases
  • 202212 releases
  • 202313 releases
  • 202412 releases
  • 202519 releases
  • 202627 releases

202627 releases

  1. MainWP Child 6.4.1Latest

    • Fixed: Restored recent Changes Logs entries and their associated details.
    • Fixed: Prevented site errors when revoking Application Passwords during user profile updates.
    • Fixed: Corrected Pro Reports New Posts totals to exclude pages and custom post types.
    • Fixed: Corrected Network Activity entries for WordPress updates to display the previous and installed versions.
    • Maintenance: Prepared backup file handling for future compatibility improvements.

  2. MainWP Child 6.4

    • Added: Support for MainWP Built-In Backups (beta), enabling Dashboard-managed full, database-only, files-only, and incremental backups, resumable transfers, and snapshot restores without an additional backup plugin.
    • Fixed: Registered the System Monitor’s one-minute cron schedule before initialization to prevent scheduling errors.
    • Fixed: Viewing the Menus page no longer captures unnecessary snapshots of every navigation menu. Menu and Customizer changes continue to be captured when saved.
    • Fixed: Change logging now preserves the existing database error-suppression setting after checking for a table.
    • Fixed: The PHP Error Reporting hardening check now correctly detects enabled error display, including during signed Dashboard requests. Both display_errors and display_startup_errors must be disabled for the check to pass.
    • Fixed: Corrected guest comment attribution and user role change entries in Changes Logs.
    • Fixed: Missing Cache Control sync data when Dashboard connections use the front-end fallback.
    • Fixed: Child settings redirects and access to Tools pages hidden by branding.
    • Fixed: Code Snippets output now preserves valid text when invalid characters are encountered.
    • Fixed: Built-in Backups restores no longer time out after 15 minutes while backup data is still transferring to the child site.
    • Updated: Strengthened Dashboard request verification and replay protection.
    • Updated: Improved handling of folder names in Restore/Clone navigation.
    • Updated: Strengthened post and page checks to prevent actions on the wrong content type.
    • Updated: Strengthened download validation for imported post and page images while preserving imports from the connected Dashboard.
    • Updated: Improved protection of database credentials and temporary files during cPanel database backups.

  3. MainWP Child 6.3

    • Fixed: WordPress core update activity logs now show the correct versions before and after an update.
    • Fixed: Premium updates no longer remain listed after they have already been installed on the Child site and synchronized.
    • Fixed: User role-change activity logs now record the previous and new roles correctly.
    • Fixed: Prevented background asset checks and HTML Regression synchronization from failing before WordPress asset handling was initialized.
    • Fixed: Comment moderation now reports only changes completed by WordPress and continues bulk actions when comments are missing or invalid.
    • Fixed: Downloads opened through one-click login no longer fail as unauthorized, including UpdraftPlus backups and other protected links.
    • Updated: Upgraded the bundled PHPSecLib library to address upstream security issues and improve compatibility.

  4. MainWP Child 6.2.2

    • Security: Hardened serialized data handling during Clone/Restore operations

  5. MainWP Child 6.2.1

    • Fixed: Resolved an issue where installed premium updates remained listed after synchronizing the child site with the MainWP Dashboard.
    • Updated: Premium update requests now return results immediately for more timely status reporting.
    • Updated: Expanded the Unique Security ID guidance to cover automatic generation, regeneration, connection methods, and updates in the MainWP Dashboard

  6. MainWP Child 6.2

    • Added: Version 2 capabilities and operations across backups, staging, security, vulnerability scanning, SEO, branding, maintenance, WooCommerce, caching, and other integrations.
    • Added: Safer file deployment, plugin and theme installation, artifact delivery, page management, comment moderation, custom post importing, and database optimization.
    • Added: Previews, status tracking, pagination, rollback, cancellation, and replay-safe operation handling for MainWP Abilities.
    • Added: System Monitor for WordPress cron health, including scheduled checks, fallback execution, and manual triggering.
    • Added: Support for pCloud remote storage settings in the UpdraftPlus integration.
    • Added: Optional signed request payload authentication with expiration and one-time-use validation.
    • Updated: Improved compatibility with older WordPress and plugin versions.

  7. MainWP Child 6.1.8

    • Fixed: “Download” and “Hide” buttons in the System Report are now clickable.
    • Fixed: Theme updates performed through WP Admin are now correctly logged in Network Activity.
    • Fixed: Improved BackWPup backup job handling across modern and legacy versions, including validation, progress reporting, and backup start and stop actions.
    • Updated: Improved Clone session authentication and validation for stronger session security.

  8. MainWP Child 6.1.7

    • Updated: Improved backup report tracking for BackupBuddy, BackWPup, Time Capsule, and UpdraftPlus.
    • Updated: WooCommerce Status add-on now includes sales from the previous seven days.

  9. MainWP Child 6.1.6

    • Fixed: Ensured consistent timezone handling for backup timestamps in the BackWPup integration.
    • Updated: Improved error handling and response processing in the BackWPup integration for more reliable backup operations.

  10. MainWP Child 6.1.5

    • Fixed: Corrected Network Activity relationship tracking so previous field values are recorded only when the related post exists.
    • Updated: Expanded support for Wordfence settings, including audit logging, scan controls, IPv4 scanning, remote IP detection, and trusted proxy configuration.

  11. MainWP Child 6.1.4

    • Added: Added support for the FastPixel Cache plugin in the “Cache Control” feature.
    • Updated: Improved the handling of report limit selections so saved values are processed more consistently.

  12. MainWP Child 6.1.3

    • Fixed: Improved log filtering so the BackWPup backup job logs now include relevant default jobs more reliably.
    • Fixed: Problems with detecting the WP Staging plugin status caused by recent plugin update.

  13. MainWP Child 6.1.2

    • Updated: Hardened MainWP Child connection verification and settings behavior for passwordless setups. If Password Authentication is disabled, adding or reconnecting a site now requires the Unique Security ID, including when using the MainWP REST API or other automations. Thanks to Khaled Alenazi (N…

  14. MainWP Child 6.1.1

    • Updated: Improved session cleanup when authentication failures occur to ensure proper logout behavior. (Pull Request by Sixela)
    • Updated: Improved premium theme and plugin update detection to prevent system hangs caused by slow or unreachable servers. (Pull Request by Contributolo)

  15. MainWP Child 6.1

    • Fixed: Typos and inconsistencies in user login event log descriptions and action identifiers for improved clarity and consistency across Network Activity logs.
    • Updated: Spammed comments are now properly excluded from being counted in reports and token metrics.
    • Updated: Updated the PHPSecLib library to the latest version.
    • Updated: Enhanced plugin and theme health check monitoring with improved background task scheduling and automatic recovery from missed scheduled events.

  16. MainWP Child 6.0.11

    • Fixed: Global customize_register hook exposes legacy Customizer UI issues.

  17. MainWP Child 6.0.10

    • Fixed: Improved namespace prefix handling to ensure more accurate module loading.
    • Updated: Enhanced background synchronization for detecting and reporting outdated plugins and themes.

  18. MainWP Child 6.0.9

    • Updated: Improved Network Activity entries for WordPress auto-updates to avoid showing “Unknown User” and better reflect automated update actions.

  19. MainWP Child 6.0.8

    • Fixed: Added the normalize_theme_slug() method to better handle theme references and prevent PHP warnings when installing themes by uploading a ZIP file.
    • Updated: Expanded Network Activity tracking to monitor core, plugin, and theme updates handled by WordPress auto-updates.

  20. MainWP Child 6.0.7

    • Fixed: Resolved an issue where the Network Activity feature continued logging events even when the feature was disabled.
    • Fixed: Conflict with the SureFeedback plugin.
    • Added: Added detailed sync monitoring with per-call timing and execution data to the Custom Event Monitor.
    • Added: Added an option to set a custom Network Activity data retention period in child site databases.

  21. MainWP Child 6.0.6

    • Fixed: Improved timestamp strict typing compatibility on newer PHP versions.
    • Fixed: Corrected an issue where the UpdraftPlus add-on option “Do not overwrite Remote Storage settings” was not respected in individual site settings.

  22. MainWP Child 6.0.5

    • Fixed: Corrected the timing of theme update data collection to ensure the latest information is used during updates.
    • Fixed: Skipped logging meta creation events for auto-draft posts to prevent conflicts with the SureFeedback plugin.

  23. MainWP Child 6.0.4

    • Security: Updated the phpseclib library to address a recently disclosed vulnerability. The issue does not affect MainWP in normal usage.
    • Fixed: Fatal error in when saving posts in Gutenberg if the sticky_posts option contains invalid data.

  24. MainWP Child 6.0.3

    • Fixed: Autoload settings for legacy data to optimize database performance.
    • Fixed: UpdraftPlus remote storage settings management to properly clear backed-up remote settings when explicitly disabled
    • Updated: Database upgrade tracking with automatic version detection and improved compatibility handling.
    • Updated: Automatically migrate legacy BackWPup scheduled backup arguments during startup so existing scheduled backups continue running after upgrade.
    • Updated: Adjusted the timing of cache purge verification to better coordinate with WordPress plugin initialization.
    • Updated: Improved the UpdraftPlus backup schedule deletion functionality for enhanced reliability.

  25. MainWP Child 6.0.2

    • Fixed: Resolved a conflict with a third-party plugin caused by a legacy feature that hid script version numbers.
    • Updated: Enhanced user role retrieval logic for Pro Reports related data.

  26. MainWP Child 6.0.1

  27. MainWP Child 6.0

202519 releases

  1. MainWP Child 5.4.1

  2. MainWP Child 5.4.0.15

  3. MainWP Child 5.4.0.14

  4. MainWP Child 5.4.0.13

  5. MainWP Child 5.4.0.12

  6. MainWP Child 5.4.0.11

  7. MainWP Child 5.4.0.10

  8. MainWP Child 5.4.0.9

  9. MainWP Child 5.4.0.8

  10. MainWP Child 5.4.0.7

  11. MainWP Child 5.4.0.6

  12. MainWP Child 5.4.0.5

  13. MainWP Child 5.4.0.4

  14. MainWP Child 5.4.0.3

  15. MainWP Child 5.4.0.2

  16. MainWP Child 5.4.0.1

  17. MainWP Child 5.4

  18. MainWP Child 5.3.5

  19. MainWP Child 5.3.4

202412 releases

  1. MainWP Child 5.3.3

  2. MainWP Child 5.3.2

  3. MainWP Child 5.3.1

  4. MainWP Child 5.3

  5. MainWP Child 5.2.1

  6. MainWP Child 5.2

  7. MainWP Child 5.1.1

  8. MainWP Child 5.1

  9. MainWP Child 5.0.1.1

  10. MainWP Child 5.0.1

  11. MainWP Child 5.0

  12. MainWP Child 4.6

202313 releases

  1. MainWP Child 4.5.3

  2. MainWP Child 4.5.2

  3. MainWP Child 4.5.1

  4. MainWP Child 4.5

  5. MainWP Child 4.4.1.3

  6. MainWP Child 4.4.1.2

  7. MainWP Child 4.4.1.1

  8. MainWP Child 4.4.1

  9. MainWP Child 4.4.0.4

  10. MainWP Child 4.4.0.3

  11. MainWP Child 4.4.0.2

  12. MainWP Child 4.4.0.1

  13. MainWP Child 4.4

202212 releases

  1. MainWP Child 4.3.1

  2. MainWP Child 4.3.0.1

  3. MainWP Child 4.3

  4. MainWP Child 4.2.6

  5. MainWP Child 4.2.5

  6. MainWP Child 4.2.4

  7. MainWP Child 4.2.3

  8. MainWP Child 4.2.2

  9. MainWP Child 4.2.1

  10. MainWP Child 4.2

  11. MainWP Child 4.1.10

  12. MainWP Child 4.1.9

20217 releases

  1. MainWP Child 4.1.8

  2. MainWP Child 4.1.7.1

  3. MainWP Child 4.1.7

  4. MainWP Child 4.1.6.1

  5. MainWP Child 4.1.6

  6. MainWP Child 4.1.5

  7. MainWP Child 4.1.4

202011 releases

  1. MainWP Child 4.1.3.1

  2. MainWP Child 4.1.3

  3. MainWP Child 4.1.2

  4. MainWP Child 4.1.1

  5. MainWP Child 4.1

  6. MainWP Child 4.0.7.2

  7. MainWP Child 4.0.7.1

  8. MainWP Child 4.0.7

  9. MainWP Child 4.0.6.2

  10. MainWP Child 4.0.6.1

  11. MainWP Child 4.0.6

201912 releases

  1. MainWP Child 4.0.5.1

  2. MainWP Child 4.0.5

  3. MainWP Child 4.0.4

  4. MainWP Child 4.0.3

  5. MainWP Child 4.0.2

  6. MainWP Child 4.0.1

  7. MainWP Child 4.0

  8. MainWP Child 3.5.7

  9. MainWP Child 3.5.6

  10. MainWP Child 3.5.5

  11. MainWP Child 3.5.4.1

  12. MainWP Child 3.5.4

20189 releases

  1. MainWP Child 3.5.3

  2. MainWP Child 3.5.2

  3. MainWP Child 3.5.1

  4. MainWP Child 3.5

  5. MainWP Child 3.4.9

  6. MainWP Child 3.4.8

  7. MainWP Child 3.4.7.1

  8. MainWP Child 3.4.7

  9. MainWP Child 3.4.6

Questions about MainWP Child’s releases

What is the latest version of MainWP Child?

6.4.1, released on Nov 3, 2026 (5 days ago). It’s tested up to WordPress 7.1.4 and needs PHP 7.4 or later.

How often is MainWP Child updated?

29 releases in the last year, about one every 12 days. Its first release on WordPress.org dates from February 2018.

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Release dates come from the day each version’s folder was made in MainWP Child’s WordPress.org SVN repository; the notes from its readme’s changelog, as its authors wrote it.