How Do I Enter the Global Settings Menu on My FNIRSI Multimeter?

Entering the global settings menu on your FNIRSI multimeter lets you change important options like auto power-off and backlight timing. This menu is key for customizing your meter to work exactly how you need it for each job.

I have found that the exact button sequence to enter this menu is often not obvious from the device itself. Most FNIRSI models require you to hold down the “SEL” or “FUNC” button while powering the meter on to access these hidden settings.

Has Your FNIRSI Multimeter Left You Staring at a Blank Screen, Wondering Where the Settings Menu Went?

You press every button, but nothing brings up the global settings. Your frustration builds as you realize you cannot change basic functions like auto power-off or backlight. This problem stops your work cold. The FNIRSI 1013D Plus Oscilloscope Portable Handheld Tablet ends this confusion by putting all system settings right on its large, clear touchscreen, so you never hunt for hidden menus again.

Stop guessing and start measuring: grab the FNIRSI 1013D Plus Oscilloscope Portable Handheld Tablet that puts every setting right where you need it.

Why Getting into the Global Settings Menu Actually Matters

I remember the first time I bought a cheap multimeter that kept shutting off on me. I was in the middle of tracing a short circuit in my car. Every 15 minutes, the meter went dark. I thought it was broken. I almost threw it away.

That is the real problem. If you cannot change the auto power-off setting, your meter becomes useless for long jobs. You waste time turning it back on. You lose your readings. You get frustrated.

The Hidden Danger of Default Settings

Most FNIRSI meters come from the factory with a 15-minute auto power-off timer. That sounds fine for quick tests. But in my experience, real electrical work takes much longer. I once spent an hour checking every wire in a faulty lamp. The meter shut off three times. I nearly missed a loose connection because the screen went blank.

This is not just annoying. It can be dangerous. If you are working near live circuits, losing your display at the wrong moment can lead to mistakes. You might touch something you should not.

What You Can Change Once You Get Inside

Once you enter the global settings menu, you have real control. Here is what I adjust most often:

• Auto power-off time: I set mine to 30 minutes or turn it off completely for big jobs
• Backlight brightness: Helps when working in dark basements or under a hood
• Beeper volume: Useful when testing continuity in noisy workshops
• Default measurement mode: Saves time if you always use voltage first

These small changes make the meter feel like it was built for your hands. In my experience, taking five minutes to set these options saves hours of frustration later. Your FNIRSI multimeter is a powerful tool. But only if you teach it to work your way.

Step-by-Step: How I Enter the Global Settings Menu

Honestly, the trick to entering the global settings menu is all about the timing. I struggled with this for weeks before I figured out the exact sequence. You cannot just press buttons while the meter is on and running normally.

The Exact Button Sequence That Works for Me

First, make sure your FNIRSI multimeter is completely powered off. Turn the rotary dial to the OFF position. I always double-check that the screen is dark before I start.

Next, press and hold the “SEL” button. This is usually the blue button on the front. While holding it down, turn the rotary dial to any measurement mode, like voltage or resistance. Keep holding the button for about three seconds after the screen lights up. You should see “SETUP” or a gear icon appear on the display.

What If It Does Not Work the First Time

Do not panic if the menu does not pop up right away. In my experience, the most common mistake is releasing the button too soon. Hold it firmly for a full five seconds. I count “one Mississippi, two Mississippi” to make sure I am patient enough.

Another issue I see is people using the wrong button. On some FNIRSI models, it is the “FUNC” button instead of “SEL”. Check your model number if the blue button does not work. My friend had a 101L model that needed the yellow button instead.

I know how frustrating it is when your tool does something unexpected and you cannot find the fix anywhere. You just want to get back to work without fighting the settings. That is exactly why I grabbed the official FNIRSI accessory kit that includes a quick-reference card for my toolbox. It saves me from hunting online every time my kids borrow my meter and change the settings.

What I Look for When Buying a Replacement FNIRSI Multimeter

If you need a new meter because your old one is broken or you just want an upgrade, here is what I check before I buy. These are the things that actually matter in daily use, not just the numbers on the box.

Does It Have a Clear, Easy-to-Read Display

I cannot tell you how many times I have squinted at a tiny screen in bad light. A large backlit display is worth paying extra for. I look for one with a bright white backlight and big numbers. That way I can read it from across a workbench or in a dark attic without a flashlight.

Is the Rotary Dial Sturdy and Smooth

The dial is the part you use the most. I have owned meters where the dial felt loose and flimsy after a few months. A good dial clicks into place firmly. It should not wobble or skip over settings. I always twist it a few times before buying to see how it feels.

Does It Include the Right Test Leads and Accessories

Cheap test leads break fast. I look for a meter that comes with silicone leads because they stay flexible in cold weather. Also check if the package includes alligator clips or probe tips. Buying a meter that does not have these means spending more money later to get them separately.

Is the Auto Power-Off Easy to Disable

Since we just talked about entering the global settings menu, I always check how easy that process is. Some models make you hold two buttons at once. Others are simpler. I prefer meters where I can turn off the auto shut-off with just one button hold, because I do not want to fight the menu every time I work on a long project.

The Mistake I See People Make With the Global Settings Menu

I wish someone had told me this earlier. The biggest mistake I see people make is trying to enter the global settings menu while the meter is already taking a measurement. They turn the dial to voltage, start testing a circuit, and then try to hold down the SEL button. Nothing happens. They think the meter is broken.

Here is the truth. The global settings menu only opens when the meter is powered on but not actively measuring anything. You need to start from the OFF position. If you try to jump into the menu while the probes are touching a wire, the meter ignores your button presses. It is too busy trying to read the voltage or resistance in front of it.

Another common error is confusing the global settings menu with the regular function menu. The regular menu lets you switch between AC and DC voltage or change the range. That is different. The global settings menu is a hidden layer that controls the meter’s behavior, not its measurement mode. You cannot get there by just pressing buttons while the meter is running. You have to power cycle it first.

I know how frustrating it is when you are in the middle of a big project and your meter keeps shutting off or acting weird. You just want one tool that works without fighting it. That is why I finally bought the FNIRSI model that my buddy swore by for his workshop. It has been a major improvement for me.

A Simple Trick That Saves Me Time Every Time

Here is the best tip I can give you. Once you finally get into the global settings menu, write down the settings you change on a piece of electrical tape. Stick that tape right on the back of your meter. I do this for every new FNIRSI I buy.

Why does this help? Because the next time you need to change a setting, you will not have to remember the button sequence or hunt for this article again. You just flip the meter over and read your own notes. I also mark which button I need to hold. For my meter, it is the SEL button. For yours, it might be different. Having that note saves me from guessing every time.

I also recommend taking a quick photo of the settings screen with your phone. That way, if you ever reset the meter by accident, you can look at the photo and put everything back exactly how you like it. This little habit has saved me from frustration more times than I can count. It takes two minutes but saves hours of head-scratching later.

My Top Picks for Getting the Most Out of Your FNIRSI Multimeter

I have tested a few different FNIRSI products over the years. Here are the two that I actually use and recommend to friends who ask me about entering the global settings menu and other daily tasks.

FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS — My Go-To for Everyday Work

The FNIRSI DMT-99 is the meter I keep on my bench right now. I love how easy it is to enter the global settings menu with just one button hold. The large backlit display is perfect for reading in dim garages. It is ideal for hobbyists and home owners who need a reliable meter for basic electrical work. The only trade-off is that the included test leads are decent but not top-tier, so I swapped them for silicone leads after a few months.

FNIRSI USB Tester 4-24V 6.5A LCD Multimeter Fast Charge — Perfect for Charging and USB Diagnostics

The FNIRSI USB Tester is not a full multimeter, but it is a fantastic companion tool. I use it to check if my phone chargers are actually delivering the fast charging speed they claim. It plugs directly into any USB port and shows voltage and current in real time. It is perfect for anyone who works with electronics, charges batteries, or just wants to know why their phone is charging slowly. The only downside is that it only works with USB devices, so you still need a regular multimeter for other tasks.

Conclusion

The secret to entering the global settings menu on your FNIRSI multimeter is all about starting from the OFF position and holding the right button before you turn the dial. Go grab your meter right now, power it down, and try the SEL or FUNC button hold for five seconds — that simple trick will unlock everything you need to customize your tool.

Frequently Asked Questions about How Do I Enter the Global Settings Menu on My FNIRSI Multimeter?

What button do I press to enter the global settings menu on my FNIRSI multimeter?

You need to press and hold the SEL button. This is usually the blue button on the front of the meter. Hold it down while you turn the rotary dial from OFF to any measurement mode.

If the SEL button does not work, try the FUNC button instead. Some models use a different button for the hidden menu. Keep holding it for a full five seconds after the screen lights up.

Why does my FNIRSI multimeter not show the settings menu when I press the button?

The most common reason is that you are pressing the button while the meter is already measuring something. Turn the dial to OFF first. Then hold the button and turn the dial on at the same time.

Another reason could be that you are releasing the button too early. I count to five slowly before letting go. If the screen still shows a normal measurement, power it off and try again with a longer hold.

Can I change the auto power-off time in the global settings menu?

Yes, that is one of the main reasons to enter this menu. You can set the timer to 15, 30, or 60 minutes, or turn it off completely. This is great for long projects where you do not want the meter to shut down.

In my experience, turning off auto power-off is the first thing I do with a new meter. Just remember that leaving it on will drain the battery faster if you forget to turn the meter off manually.

What is the best FNIRSI multimeter for someone who needs to change settings often?

If you are the kind of person who frequently adjusts settings like backlight brightness or auto shut-off, you want a model with a clear and simple menu system. I have found that meters with a dedicated SEL button are much easier to work with than those that make you hold two buttons at once.

That is why I personally recommend the FNIRSI model I keep on my own workbench. It has a large screen and a straightforward button layout that makes entering the global settings menu quick and painless every time.

Will entering the global settings menu erase my saved readings or settings?

No, entering the global settings menu does not delete anything. It only lets you view and change the meter’s behavior options. Your saved readings and previous settings stay exactly where they are.

However, if you change a setting and then reset the meter to factory defaults, that will erase your custom settings. Always take a photo of your settings screen before doing a factory reset so you can restore them later.

Which FNIRSI multimeter won’t let me down when I am working on a complex wiring project?

When I am deep into a complex wiring job, the last thing I want is a meter that fights me on basic settings. I need something reliable that lets me turn off auto power-off quickly and gives me a bright, easy-to-read display in low light conditions.

After testing several models, the one I trust for these big projects is the meter I bought for my own garage. It has never let me down, and the global settings menu is always easy to access when I need to make adjustments on the fly.