Create a scheduled task to purge archived event logs
Automatically purge old Archive-*.evtx files without clearing active event logs by using a PowerShell dry run, explicit retention, a SYSTEM scheduled task, logging, and post-run validation.
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Library
Procedures
Des méthodes structurées, vérifications et commandes directement utilisables.
Repair Windows system files with DISM and SFC
Diagnose and repair the Windows component store and protected system files with DISM and SFC in the correct order, using a repair source when required and validating CBS and DISM logs afterward.
View →Diagnose a slow Windows computer
Diagnose a slow Windows computer without random cleanup by qualifying the symptom, measuring CPU, memory, disk and network usage, reviewing processes, free space and updates, and capturing PerfMon evidence when needed.
View →Diagnose unstable Wi-Fi on Windows
Diagnose intermittent Windows Wi-Fi by correlating netsh WLAN data, WLAN reports, signal and BSSID, adapter drivers, DHCP and DNS behavior, and access-point events before changing radio settings.
View →Solve a fatal WordPress error
Recover WordPress after a fatal or critical error without hiding the cause by using Recovery Mode, PHP and WP_DEBUG_LOG evidence, targeted plugin or theme isolation, WP-CLI, version checks, and a controlled rollback.
View →Collect technical data before incident escalation
Build an immediately usable escalation package with timeline, scope, exact errors, versions, logs, network evidence, screenshots or captures, and tests already performed, while excluding passwords, tokens, and other secrets.
View →Change a public DNS record with rollback
Change a public DNS record in production with the previous value recorded, TTL prepared, authoritative and recursive resolution checks, application monitoring, and a fast rollback path.
View →Configure secure scanning to an SMB folder
Configure a multifunction printer to scan to an SMB2 or SMB3 share with a dedicated account, minimal permissions, TCP 445 validation, correct path and authentication, and without re-enabling SMBv1 by default.
View →Properly decommission a domain controller
Demote and retire a domain controller without losing critical roles, DNS, Global Catalog coverage, or replication by checking Active Directory health first and validating DNS and metadata after removal.
View →IIS: renew and replace an HTTPS certificate
Renew and replace an IIS HTTPS certificate without downtime by importing the certificate and chain correctly, checking SNI and bindings, switching the thumbprint deliberately, validating HTTP.sys behavior, testing externally, and keeping rollback ready.
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