An overview of the SQL Server Profiler

How to collect performance and system information in SQL Server

Overview of XEvent Profiler in SQL Server Management Studio

SQL Server Management Studio performance reports

SQL Server performance tuning using Windows Performance Monitor

SQL Server Performance Tuning tips for beginners

SQL Server Query Optimization with Database Engine Tuning Advisor

SQL query optimization: Level up your SQL performance tuning

Using the SQL Execution Plan for Query Performance Tuning