Give your laptop new life and reset your working mind just by updating your desktop. It's simple on a Mac: save the wallpaper you want, find the image on your computer, right click (or hit the control key + click), scroll to the bottom, and select "Set desktop." Easy does it!
While you're starting this semester anew, why not swap out that tired background — and with wallpaper as beautiful, inspiring, and geeky as the 42 downloadable freebies we've gathered here, how could you resist?
What better way to inspire you to make things than with this simple — but bold — Create desktop ?
The Rhode Island School of Design student had repetition and layering in mind when she created this typography-inspired wallpaper .
Constantin Demner, a graphic designer based in Vienna, put together this sunny, salty memory .
Landscape by Andreeinprogress
Take your mind off work with these mesmerizing 3D peaks .
UK artist Luke Twyman favors space themes in his designs, such as this image of an observatory peering at a distant star .
Plane by FL
Get whisked away with a whimsical paper plane  background.
BBQ by TJ Rippelmeyer
Ah, Spring — it's all about the blooming gardens, chirping birds, and, of course, backyard barbecues that you can daydream of whenever you glance at your computer background .
Tulips by Adriana Garcia
Do flowers or tulips ever get old when it comes to choosing a desktop background ? We think not.
Rise and Grind by Busy Building Things
Sometimes you just need a motivational desktop background  to remind you that Spring presents plenty of opportunities.
Flower Power by Olive47
The flowers against this bright background  have us thinking Spring in a snap.
Color Wheels by Sanna Annukka
Doesn't this colorful design  make you want to pack your bags and head to the next exotic locale?
Traveling Bike by Jude Landry
There's no better time than Spring to go for a bike ride or travel the world — this desktop illustration  reminds us of just that.
Ribbons by Veer
Colorful and fun — two words that describe both this ribbon background  and Spring.
Tech Gear by James Oconnell
This gadgets desktop background  is spot on: who else's phone cases and headphones are rocking Spring colors?
Ice Creams by Anthony
There's nothing like an ice cream background  to remind us of all the popsicles ahead.
Food and Flowers by Julie Lee
Nothing says Spring like flowers and veggies. Thanks to this seasonal background , you get both with asparagus, peas, lavender, and more.
A Tribute to Steve Jobs by Jon Contino
When Steve Jobs passed away in October 2011, many tributes to the Apple founder surfaced, but none had as much of a hand-crafted touch as this wallpaper featuring the iconic Apple logo .
I Thrive Best Hermit Style by Mary Kate McDevitt
Icebergs are the loneliest of environmental elements, drifting out to sea unaccompanied. This wallpaper uses a lyric from Bjork's song "Unison" to remind us that some of the best work is done all by oneself .
The Candy of Seinfeld by Rinee Shah
Finally, a wallpaper dedicated to the sweets of our favorite '90s TV show .
Wallpaper by James Kirkup
Engineers will enjoy this geometric wallpaper , reminiscent of a machine's moving parts.
Jerkpixx by Dan Cassaro
This satire of classic Mac OS 9  is chock-full of visual puns like "Fleetwood Macbook."
Real Artists Ship by Busy Building Things
This quote was uttered by the late Steve Jobs as inspiration to his team to deliver big ideas without delay .
Wallpaper by Busy Building Things
Geeks are always hard at work. Let the world know you're busy building .
Is Life Good? by Gustavo Veiro
Whether it's designing a project or making crucial decisions, flowcharts are a geek's best friend. Find out whether life is good with this chart desktop guide .
Batman — Rise by Matthew Sanders
The Dark Knight watches over Gotham City  in this silhouette background.
Fases de Lua by Arthur Andrini
A simple lapse of the phases of the moon  makes for an eye-catching visual in this desktop image.
Eclipse by Alejandro Vergara
This wallpaper is a beautifully simplified portrayal of an astronomical event .
Classy by JoshDeLoach
Rimmed glasses and a tie  are geek fashion essentials, as this minimalist background shows.
CMYK+ by Satinder Pal Singh
Cyan, magenta, yellow, and black — otherwise known as four-color process — are a pretty good-looking bunch. Bring them to your desktop with the CMYK wallpaper .
NES by Will Bran
Remember the days of 8-bit video gaming with a Nintendo Entertainment System wallpaper .
SNES by Aaron Dunham
Oh, the days of endless play on the Super Nintendo  Entertainment System. Bring it back with this SNES desktop background .
8-Bit Mushroom by Cheatus
Power up with an 8-bit Super Mario Bros Mushroom wallpaper .
The Arcade by BokanoID
This simple background lets you relive the joy of joysticks .
Hamburger Text Markup Language by Don't Fear the Internet
Designers Jessica Hische and Russ Maschmeyer created this desktop wallpaper , an homage to HTML, as part of their Don't Fear the Internet project, a web series explaining HTML and CSS for nonweb designers.
Command C by Typenuts
You'll never forget copy, paste, and cut shortcuts with this citrus-colored wallpaper .
Digital Deluge by Veer
Celebrate the rainy season with this desktop image  featuring a cursor downpour.
TDC Escape by W. Staehle
Comic Sans is infamously despised by the design community, as manifested by this vintage-horror-movie-inspired wallpaper .
Robot Friend by Juan Fernando Maguid
A friendly wave from a robot  is a great way to kick off the day.
Geometry by Matt Joyce
An entrancing geometric pattern  to brighten your morning.
Floral Collage by imm Living
Ahh, soothing autumnal colors  remind us of warmer days.
Stromtrooper by red5standingby
Storm troopers come in all different shapes and sizes , didn't you know?
Universe Inspiration by Being Geek Chic
Draw inspiration from Ralph Waldo Emerson  with this atmospheric desktop by Being Geek Chic's Elizabeth Giorgi.