Category: WordPress Plugins

Roll back a plugin update by restoring one verified earlier package under controlled conditions. Protect current data, rehearse on staging, and check migration compatibility before production. Replacing plugin files alone may not reverse the update’s persistent effects. How do you roll back a WordPress plugin update? Verify the exact earlier package, back up current state,…

A WordPress plugin database migration changes stored schema, data, or both between releases. Safe migrations track versions, execute ordered steps, tolerate retries, and expose failures clearly. They also make code rollback limits explicit before production deployment. What is a WordPress plugin database migration? It is controlled code that moves a plugin’s persisted state toward a…

Recover from a plugin critical error by preserving evidence and restoring administrator access first. Use WordPress Recovery Mode, then deactivate the identified plugin and verify service. Repair the demonstrated cause on staging before returning the feature. How do you recover from a plugin critical error? Check the administrator email for WordPress’s special Recovery Mode link.…

Read plugin error logs by identifying the source, timezone, request, and earliest relevant event. Then follow messages, file paths, line numbers, and stack frames through that incident. A log entry is evidence. It is not automatic proof of plugin ownership. How do you read WordPress plugin error logs? Start with one reproducible action and record…

Find a slow plugin by reproducing one request, building a baseline, and changing one state. Run controlled comparisons on staging, then confirm the responsible query, callback, request, or asset. Random production deactivation creates outages and weak evidence. How do you find which WordPress plugin slows your site? Name the exact slow page or action and…

Find expensive plugin queries by capturing text, duration, frequency, caller, and request context. Group repeated patterns before inspecting plans, rows, locks, indexes, caching, and ownership. The slowest single query is not always the costliest recurring pattern. How do you find expensive WordPress plugin database queries? Reproduce one important request and capture every database query with…

Measure plugin memory through repeated identical PHP requests with controlled plugin state. Record current and peak memory, applicable limits, request context, and baseline deltas. No single dashboard number proves what one plugin consumed. How do you measure WordPress plugin memory usage? Choose a representative request and reproduce it on controlled staging several times. Compare peaks…

Plugins slow WordPress administration by adding PHP, queries, remote calls, assets, and background requests. The delay can affect one screen, one action, one role, or every administrator request. Measure the exact workflow first. “The dashboard feels slow” is not diagnostic evidence. How do plugins slow the WordPress admin area? They attach work to administration hooks,…

WordPress plugin cron jobs are scheduled hooks that run callbacks when WP-Cron gets an opportunity. They handle updates, emails, imports, cleanup, renewals, reports, synchronisation, and background maintenance. They are useful, but poor scheduling creates duplicates, delays, overlap, and orphaned work. What is a WordPress plugin cron job? It is an event containing a due time,…

Find leftover plugin tables by comparing your database with WordPress core’s known table set. Then prove ownership through plugin code, documentation, schemas, queries, and controlled observations. A suspicious name is only a lead. Never drop a table from naming alone. How do you find leftover WordPress plugin database tables? Identify the real table prefix and…