How to Project Laptop Screen to Wall Without Projector?

Put on a movie night at your place and feel like a pro. Borrow an air conditioner, invite some friends over, and enjoy the utter delight of outdoor viewing. A significant obstacle to this proposal is that not many people own projectors.

Expensive projectors are rare. Despite the cost, they are also dependent on a consistent power supply. So, therefore, they cannot be used outdoors unless they are connected to an electrical power source at all times.

One of the primary reasons people turn to use an outdoor movie projector is this restriction. But don’t worry Here’s we explain the step-by-step guide about How to Project Laptop Screen to Wall Without Projector?.

Alternatives to using a projector

Many do-it-it-yourself techniques provide an adequate substitute for an actual projector, which helps you save money and energy while offering you a leisurely evening with friends.

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For many outdoor movies, the most common technique is to use your phone.

How To Project An Image On A Wall With Your Smartphone

You’re more likely to believe that a phone is only for making phone calls and for the internet than for you.

To some extent, you’re right.

Technology has improved and, and you can pretty much do almost everything on your phone today. Another way to express it: You can project a picture from your smartphone.

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Be very clear on this: no smartphone has a built-in projector. You could use your phone to create an inexpensive Do-It-Yourself (DIY) projector if you take it a step or two away from its unmodded design.

That’s just what we’ll do.

You will need the following supplies:

  • Precision knife or scissors
  • Magnifying glass
  • Mirror
  • Ruler, pencil
  • Double-sided tape, brush, and glue
  • A shoebox or something similar
  • Black matte paint or thick black paper.

Step 1) Use The Right Box And Mirror

The box needs to be lined with a light source and a mirror to make the magnifying glass. It creates a big picture with the built-in projector of your phone.

To get a brighter image, you have to use more light.

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You should make sure your phone is as far away from the projector as possible for the best results. As a rule of thumb, is you can always buy a case that suits your phone.

You will need a simple, rectangular-shaped, and phone-sized mirror for an accurate self-reflection.

Step 2) Blackout The Interior For Better Image Quality

Use a pair of shears or a scalpel to cut a long, straight side out of the outer box. Additionally, break the package open.

There is nothing but for this: reflection off the walls of light. In turn, this will result in an inferior-quality image.

To deal with this, you’ll have to use black matte paper (Buy on Amazon) on the inside of your projector. To darken the projector’s interior, adhere the black matte paper to the way you did the external walls.

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It’s simple to spread the glue on the black canvas paper, especially for kids. Using a brush will help but will not get it done for you.

You can opt for the black-coated paper if you don’t have colored papers. After you have applied the paint, you can wait for it to dry.

Step 3) Installing Your Lens Into The DIY Mobile Projector

When you’ve finished using the handle, draw the cut outline of the magnifying glass on the middle of the entire side of the plate.

Slice the opening to make the magnifying glass & then match your magnifying glass

Step 4) Design A Manual, Adjustable Focus For Your Phone Projector

It adjusts focus to account for the distance between the camera and the phone.

To get better concentration, you need to do something that can be done by making an additional box that is complementary to the first one already constructed.

Then, make four black paper layers match the edge of the second box.

Caution: Accurate calculation with a ruler can lead to inaccuracy.

Enable the flaps to come outwards a few inches, then make a few cuts at the bottom and top. Apply glue to the neighboring flaps to stick the sides of the flap together. This arrangement stiffens the structure.

Then, apply glue to the inner flaps of the box.

Step 5) Install The Mirror In The Cardboard Phone Projector

So far, you have an arrangement that projects a picture and rotates it to the wrong side as well.

Auto-rotation isn’t all that complicated — deactivate it. After it’s deactivated, the phone must be placed on its side.

Using a mirror can correct the left to proper picture placement. It’s done that way by lining up the mirror so that it’s perpendicular to the lens.

Step 6) Create A Window For The Phone

Measure the screen of your phone below the projector’s mirror. Subtract the rectangle precisely.

Finally, hold the phase 3 down firmly on the board with the hot glue gun. In one fell swoop, you’ve obtained your mobile projector.

The projector can be decorated with paint or other materials that give it a sheen.

Setting up the Smartphone

You may be expected to do this if you are using the iPhone for everything you do on your phone. Go to Settings > General > Usability > System > Rotate screen option to see if this option is set to your preference.

Since almost all of the current Android phones have several sides, you will need to download an app that rotates the screen to keep them straight. With the phone having the capacity of spinning, you’re ready to go.

When you have finished setting your phone to its default settings, you are ready to watch your movies and shows from your TV or a white sheet of paper without going back to your home screen.

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To point out the essential information on the wall, you must determine your photos’ ideal focus. Move your phone before the images are placed where you want them to be. Using this simple technique, we get the best value for our money.

You will find that the sound it makes to be ineffective, for you may sometimes be inaudible. You will need to hire an external speaker in this instance, but external speakers will not be necessary. 

To be successful, you will have to use a wireless connection for your presentation, and you may need to have to find a speaker. Another example is to discover the phone’s Bluetooth-enabled sound system.

When the speakers are turned on, the playback system may be in “Hold” or “Always On.” mode, or it may be discovered by either “Computer Setup” or “Bluetooth Setups.” 

As a result of this, we found the name of the speaker and dealers. If the names of the speakers are loaded, the show is ready to begin. Afterward, you will have an amazingly awesome audio and video experience.

We would have expected that many people would find the method of cell phone projection complex, hadn’t we? Though it may be hard to imagine the wall, other competing devices make it possible to project the screen.

As long as we have external microphones, we’ll be fine. To produce the same results as a Smartphone without a projector, you would have to do something other than using the available materials on the phone with projectors. If you do, you’re saving money on the projector, you’ll be able to save a lot of money.

Quality of the image

You’ve come up with a good idea for projecting your movie outdoors without a projector, but you might be disappointed because of the quality of the final results. This blurring is a side effect due to the picture magnification. Reducing the blurriness will make it crisper on the High.

Bonus: How to Project an Image on a Wall With a Flashlight?

When using a Fresnel lens, point the flashlight at the wall and turn it into a magnifying glass.

And finally, direct the light towards the subject by turning on the lamp. It will have the opposite effect: this picture is being shown on the wall.

Finally, you have to aim at the lens to bring the subject into view. Keep working on it until you have the effect and the picture you want.

FAQs ― How to Project Laptop Screen to Wall Without Projector?

  1. Can we project laptop screen on wall?

    If you have a VGA cable, connect the laptop to the projector. After you have restarted your laptop, you can turn it on again, but do not turn on the projector. Some projectors can be connected to the VGA port if they have a USB cable. With a long Ethernet cable, connect one end to your laptop and the other to the projector, secure both.

  2. Is there an app that makes your phone a projector?

    The Epson iProjection Android app is simple and straightforward to use. Project images and files wirelessly; Epson iProjection helps you. Set your Android smartphone on the big screen and move around your home with ease.

  3. What can I use instead of a projector?

    Possible alternatives to the most commonly used classroom projectors include Interactive Whiteboards. Commercial Displays. Interactive Displays.

  4. Interactive Whiteboards

    1) Extending the projector's existence
    2) It uses tools to enhance the interactivity of your class.
    3) Annotations like the TD2455 and IPF2710 monitor types are made for each other.

  5. Which glass is used in projector?

    A projector's Convex Lens generates a magnified image, as depicted in the figure. A convex lens is put in front of an object so that it is between the focal lengths of an f-stop and a two-stop lens.


Projectors are commonly used in large businesses, governmental agencies, and schools. A fun and cost-effective way to project a picture on a wall is using a smartphone or a flashlight.

You have to be willing to engage the imagination to create your projector. You can carry out the mission by yourself or invite others to join you.

A self-created projector is not quite what you had in mind, but it’s better than nothing. However, you can project a picture on movie screens and walls during birthday parties and on Halloween costumes, too.

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