Finally arrived. My r15! First time pc user

Any tips for a newbie? I’m so excited!!

Alienware specs Chassis Options Lunar Light 1350W PSU, Alienware Cryo-tech (TM) Edition CPU Liquid Cooling & Clear Side Panel Hard Drive 4TB M.2 PCIe NVMe Solid State Drive Memory 32GB, 2x16GB, DDR5, 5200MHz, XMP Processor 13thGen Intel(R) Core(TM) i9 13900KF(24-Core, 68MB Total Cache, 3.0GHz to 5.8GHz P-Core w/Intel Thermal Velocity Boost) Video Card NVIDIA(R) GeForce RTX(TM) 4090, 24GB GDDR6X Wireless Intel(R) Killer Wi-Fi 6E (6 where 6E unavailable) AX 1675, 2x2, 802.11ax, MU-MIMO, Bluetooth 5.2 Back Cover Lunar Light Rear Cable Cover