Setting 3: Windows Visual Effects
Windows runs a long list of animations, shadows, and fade effects by default — transitions and visual polish that look nice but quietly tax the processor on every single click.
On a laptop that's a few years old, these effects add up to real, noticeable lag over time.
Search "Adjust the appearance and performance of Windows" in the Start menu.
Select "Adjust for best performance," or manually keep only "Smooth edges of screen fonts" checked if you still want text to look clean.
The laptop instantly felt snappier opening menus and switching between windows.
It's not a hardware limitation — it's Windows trying to look pretty at the cost of speed.
Setting 4: Storage Sense
Temporary files, old downloads, and system junk accumulate constantly in the background — and Windows doesn't clean any of it up automatically unless you specifically turn that feature on.
Over 3 years, this buildup alone can eat tens of gigabytes of space that's actively slowing the whole system down.
Go to Settings > System > Storage, and turn ON "Storage Sense."
Set it to run automatically and clean temporary files, empty the Recycle Bin, and clear old Downloads folder items on a regular schedule.
Her laptop freed up over 30GB the very first time it ran.
This alone gave Windows breathing room it hadn't had in years.