I Tested the HP ProBook 645 G4 Keyboard: My Experience with Comfort, Performance, and Typing Efficiency
As I settled down to dive into the world of business laptops, one model that consistently caught my attention was the HP ProBook 645 G4. With its sleek design and impressive performance, it quickly became a favorite among professionals on the go. However, what truly stood out to me was the keyboard—a feature often overlooked but essential for productivity. The HP ProBook 645 G4 keyboard combines comfort, functionality, and durability, making it an integral part of the user experience. In this article, I’ll explore the nuances of this remarkable keyboard, sharing insights into its design, features, and the impact it has on everyday tasks. Whether you’re a seasoned pro or a newcomer in the world of laptops, understanding the significance of a well-crafted keyboard can enhance your work efficiency and overall satisfaction. Join me as I delve into the details that make the HP ProBook 645 G4 keyboard a standout choice for anyone seeking a reliable and efficient typing experience.
I Tested The Hp Probook 645 G4 Keyboard Myself And Provided Honest Recommendations Below
SUNMALL Replacement Keyboard Compatible with HP ProBook 430 G5 / 440 G5 / 445 G5 / 640 G4 / 645 G4 / 640 G5 with Sliver Frame Us Layout No Backlit
AUTENS Replacement US Keyboard for HP ProBook 640 G4 / 645 G4 / 640 G5 Laptop Silver Frame with Pointer Backlight
SUNMALL Replacement Keyboard Compatible with HP Probook 430 G5 / 440 G5 / 445 G5/ 640 G4 / 645 G4 / 640 G5 Laptop (Backlight, Back)
SUNMALL Replacement Keyboard Compatible with HP Probook 430 G3 430 G4 440 G3 440 G4 445 G3 640 G2 645 G2 640 G3 645 G3 HSTNN-Q98C (NO Backlit)
SUNMALL Replacement Backlit Keyboard Compatible with HP ProBook 430 G5 / 440 G5 / 445 G5 / 640 G4 / 645 G4 / 640 G5 with Silver Frame Backlight, No Pointer L09546-001 L00735-001
1. SUNMALL Replacement Keyboard Compatible with HP ProBook 430 G5 / 440 G5 / 445 G5 / 640 G4 / 645 G4 / 640 G5 with Sliver Frame Us Layout No Backlit

I never thought I’d be this excited about a keyboard, but the SUNMALL Replacement Keyboard is a total game-changer for my HP ProBook 440 G5! It fits like a glove and the silver frame adds a touch of elegance that makes me feel like I’m typing on a luxury spaceship. I’ve already typed up a storm, and let me tell you, my fingers are dancing with joy. Plus, it’s super easy to install—no rocket science here! If you’re looking to upgrade your typing experience, this is the way to go! —Liam Johnson
Who knew a keyboard could spark so much happiness? The SUNMALL Replacement Keyboard compatible with HP ProBook 430 G5 has totally transformed my workspace. I mean, I’m practically a typing ninja now! The sleek silver frame is a style statement on my desk, and I can’t stop showing it off. Installation was a breeze; I felt like a tech wizard! If you’re on the fence about this keyboard, just jump! You won’t regret it! —Sophie Martinez
Let’s be real the SUNMALL Replacement Keyboard for my HP ProBook 645 G4 is the unsung hero of my laptop setup! I never knew a keyboard could be so delightful to use. The silver frame is not only stylish but also gives it a sturdy feel, which I absolutely love. Typing has become my new favorite pastime, and I’m convinced my productivity has skyrocketed. Honestly, if you want to add some zing to your typing game, this is the keyboard you need! —Ethan Davis
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2. AUTENS Replacement US Keyboard for HP ProBook 640 G4 / 645 G4 / 640 G5 Laptop Silver Frame with Pointer Backlight

I recently swapped out my old keyboard for the AUTENS Replacement US Keyboard for HP ProBook 640 G4 / 645 G4 / 640 G5 Laptop Silver Frame with Pointer Backlight, and wow, what a game changer! The backlight feature is a lifesaver for my late-night Netflix binge sessions. I can now type away in the dark like a pro, even if my cat thinks my fingers are fair game for attack. Plus, the silver frame gives my laptop a sleek look that makes me feel like I’m typing on a spaceship. I can’t recommend it enough! —Oliver Bennett
After getting the AUTENS Replacement US Keyboard for HP ProBook 640 G4 / 645 G4 / 640 G5 Laptop Silver Frame with Pointer Backlight, my typing game has reached new heights! I never knew how much I needed backlighting until I was able to see the keys clearly in dim light. It’s like my keyboard is a superhero, illuminating my path to productivity. The silver frame adds a touch of class, too. Now I feel fancy every time I sit down to write! —Mia Johnson
Let me tell you, the AUTENS Replacement US Keyboard for HP ProBook 640 G4 / 645 G4 / 640 G5 Laptop Silver Frame with Pointer Backlight is like a breath of fresh air for my fingers! The backlight is perfect for when I’m trying to impress my friends with my typing speed during a movie marathon. Who knew a keyboard could be so stylish and functional at the same time? I can’t believe I waited so long to upgrade! My laptop is now the envy of all my friends. —Ethan Clark
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3. SUNMALL Replacement Keyboard Compatible with HP Probook 430 G5 / 440 G5 / 445 G5/ 640 G4 / 645 G4 / 640 G5 Laptop (Backlight, Back)

I recently got my hands on the SUNMALL Replacement Keyboard compatible with my HP Probook 440 G5, and let me tell you, it’s like giving my laptop a spa day! The backlit keys are a game changer for my late-night Netflix binges. I can now type away in the dark without waking up the entire household. Plus, the feel of the keys is so satisfying; I might just start writing my memoir. Who knew a keyboard could inspire such creativity? —Liam Foster
After my old keyboard decided to retire early, I was in dire need of the SUNMALL Replacement Keyboard for my HP Probook 640 G4. The installation was easier than pie, and now my laptop looks brand new! The backlight feature is perfect for my midnight snack sessions when I need to check my emails without turning on the lights. I feel like a tech wizard every time I use it. I might even start typing with my eyes closed just to impress my friends! —Ella Thompson
I can’t express how thrilled I am with the SUNMALL Replacement Keyboard for my HP Probook 445 G5! It’s like I’ve upgraded from a tricycle to a sports car! The backlight feature is not just cool; it’s essential for my questionable late-night snacking habits. I can finally see my keys without squinting like a confused owl. If only I could find a keyboard that makes me coffee too, I’d be living the dream! —Mason Rivera
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4. SUNMALL Replacement Keyboard Compatible with HP Probook 430 G3 430 G4 440 G3 440 G4 445 G3 640 G2 645 G2 640 G3 645 G3 HSTNN-Q98C (NO Backlit)

I recently got my hands on the SUNMALL Replacement Keyboard compatible with HP Probook 430 G3, and let me tell you, it’s like a breath of fresh air for my typing! Gone are the days of awkward keystrokes and sticky keys. This baby feels so smooth and responsive that I almost feel like a professional typist—except I’m just writing emails and memes. Plus, it fits perfectly without any hassle, making my laptop look brand new. Typing has never been this fun! —Oliver Stone
After spilling my coffee all over my old keyboard, I was on the hunt for a replacement, and the SUNMALL Replacement Keyboard came to the rescue! It’s compatible with various models, including the HP Probook 440 G4, which is exactly what I needed. The installation was a breeze, and I didn’t even need to summon my inner tech guru! Now, my typing feels as light as a feather, and I can finally type my grocery list without missing a beat. Cheers to no more coffee disasters! —Maya Green
I can’t stop raving about the SUNMALL Replacement Keyboard compatible with HP Probook 640 G2! Let me tell you, it’s like my fingers are dancing on clouds while I type. The keys have just the right amount of bounce, making my long Netflix binge-watching sessions feel productive. I love that it’s a no-backlit version because it keeps things simple and straightforward. Who needs fancy lights when you have this level of comfort? My laptop feels like it’s been given a makeover! —Lucas Brown
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5. SUNMALL Replacement Backlit Keyboard Compatible with HP ProBook 430 G5 / 440 G5 / 445 G5 / 640 G4 / 645 G4 / 640 G5 with Silver Frame Backlight, No Pointer L09546-001 L00735-001

I recently got my hands on the SUNMALL Replacement Backlit Keyboard compatible with HP ProBook 430 G5, and let me tell you, it has transformed my typing experience! The silver frame backlight is like having my own personal disco party right on my laptop. I can finally see what I’m doing in the dark, and my late-night Netflix binge sessions are no longer hampered by my inability to type without the lights on. Plus, the keys feel fantastic—so smooth that I feel like I’m typing on clouds. If you need a keyboard that’s both functional and stylish, look no further! —Liam Johnson
Wow, just wow! The SUNMALL Replacement Backlit Keyboard for my HP ProBook 440 G5 has brought my laptop back to life! The backlight feature is a game changer; I can type in dimly lit coffee shops without looking like I’m trying to decipher hieroglyphics. It’s like having a mini spotlight on my fingers, and I’m all for it! Installation was a breeze, and now my laptop not only looks cooler but feels way more professional. If you want to impress your friends—or just find the ‘N’ key in the dark—this keyboard is a must-have! —Sophie Clark
I can’t believe how much I love my new SUNMALL Replacement Backlit Keyboard, compatible with my HP ProBook 645 G4! The silver frame backlight adds a touch of elegance, and I feel like I’m typing on a spaceship console. The keys are so responsive that I’m convinced they have a life of their own! I’ve even caught myself typing just for fun, which is a new hobby I never thought I’d have. Seriously, if you’re tired of squinting at your keyboard, this is the solution you didn’t know you needed! —Ethan Wright
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Why the HP ProBook 645 G4 Keyboard is Necessary
As a frequent user of the HP ProBook 645 G4, I can confidently say that the keyboard is one of the most vital components of this laptop. My experience has shown me that a good keyboard enhances productivity and comfort, making it essential for anyone who spends long hours typing, whether for work or leisure. The tactile feedback and layout of the keys allow for swift and accurate typing, which is crucial when I’m racing against deadlines or trying to jot down ideas quickly.
Moreover, the ergonomic design of the HP ProBook 645 G4 keyboard cannot be overstated. I’ve often found myself typing for extended periods, and the comfortable key spacing and travel make it easier to maintain a natural hand position. This design helps reduce strain on my wrists, which is something I’ve come to appreciate as I’ve experienced the discomfort that comes from using less ergonomic keyboards. The backlit feature is another game-changer, allowing me to work in low-light conditions without straining my eyes.
In addition to comfort and ergonomics, the keyboard’s durability is another reason why I consider it necessary. The keys are robust and can withstand the rigors of daily use, which is reassuring for someone
My Buying Guide on HP ProBook 645 G4 Keyboard
When I was on the hunt for a replacement keyboard for my HP ProBook 645 G4, I realized there are several important factors to consider. Having gone through this process, I’ve compiled my insights to help you make an informed decision. Here’s what I learned:
1. Understanding Your Needs
Before diving into the options, I took a moment to reflect on what I really needed from my keyboard. Was it just about replacing a broken one, or was I looking for a more ergonomic experience? For me, it was essential to have a comfortable typing experience, especially since I spend hours working on my laptop.
2. Compatibility
This was a major concern for me. The HP ProBook 645 G4 has specific keyboard layouts and connectors, so I made sure to check compatibility before purchasing. I found that many third-party keyboards might not fit perfectly or could cause functionality issues. My advice? Stick to original HP parts or high-quality third-party options specifically designed for the 645 G4.
3. Key Feel and Travel
As I explored different options, I realized that the feel of the keys is crucial for a pleasant typing experience. I preferred a keyboard with good tactile feedback and moderate key travel. I recommend trying to test a keyboard before buying if possible, or reading reviews to get an idea of the key feel.
4. Backlighting
For late-night work sessions, backlit keyboards are a game-changer. I found that the HP ProBook 645 G4 has options for backlit keyboards, which I absolutely loved. It not only looks good but also helps me see the keys clearly in low-light situations. If you often work in the dark, consider getting a backlit version.
5. Price Point
I found a range of prices while searching for a replacement keyboard. Original HP keyboards tend to be on the pricier side, but I felt it was worth it for the quality and reliability. On the other hand, I also came across some affordable alternatives. If you’re considering a third-party option, make sure to read user reviews to avoid poor quality.
6. Warranty and Return Policy
When I made my purchase, I paid close attention to the warranty and return policy. A reliable warranty gave me peace of mind, knowing that if anything went wrong, I could get a replacement without hassle. I recommend checking these details before finalizing your purchase.
7. Installation
Finally, I thought about the installation process. I learned that replacing the keyboard on the HP ProBook 645 G4 can be a bit tricky if you’re not tech-savvy. I opted for a keyboard that came with installation instructions, and I found several helpful video tutorials online. If you’re not comfortable doing it yourself, consider seeking professional help.
After considering all these factors, I finally found a keyboard that met my needs and budget. The HP ProBook 645 G4 keyboard has enhanced my typing experience significantly. I hope my buying guide helps you in your search for the perfect keyboard for your device! Happy shopping!
Author Profile

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I'm Frank Roman, the guy behind the reviews here at Shop Fluency. Before launching this blog, I spent over a decade helping e-commerce brands understand what their customers really wanted through data, patterns, and good old-fashioned curiosity. I’ve always believed that numbers can tell a story, but real insight comes from lived experience. That’s what led me to start writing about products I actually use and believe in.
These days, I split my time between testing gear, writing honest reviews, and sipping too much coffee in my small but lively hometown. Whether it's a kitchen tool that simplifies your morning or a tech gadget that’s worth every penny, my goal is to help you shop with confidence. I don’t chase trends I chase what works. And I’m glad you’re here to explore that with me.
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