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Shahriar Rahman

Engineer-turned-Journalist, Shahriar Rahman has a strong knowledge of all things digital. He started his career working in the telecom industry but later switched to media and journalism to follow his passion of 'playing with gadgets' for a living. Shahriar did his Master's in Global Media & Communication from the University of Warwick as a Chevening Scholar. He also holds an MBA from IBA, University of Dhaka, and a Masters in Engineering from AIUB. Shahriar is a State Department Fellow with the University of Oklahoma. He is currently the Editor of Toggle- the tech, career, automobile publication of The Daily Star.

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Bangladesh’s 5G moment: promise, challenges, and the road ahead

On September 1, 2025, Bangladesh formally entered the 5G era when Robi Axiata became the first operator to switch on commercial fifth-generation services in select areas of Dhaka, Chattogram and Sylhet.
20 January 2026, 06:05 AM
20 January 2026, 06:05 AM
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5G for Bangladesh: Navigating between high hopes and hard realities

As Bangladesh enthusiastically gears up for the advent of 5G technology, a centrepiece of its Vision Smart Bangladesh 2041, the mood is a mix of optimism and caution. The transition to 5G is not just an upgrade in telecommunications; it represents a significant technological leap. This leap, however, is fraught with complexities that demand a thorough, objective examination.
17 February 2024, 18:00 PM
17 February 2024, 18:00 PM
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Next Step / Women's empowerment and equality in the digital space

The Daily Star recently had a conversation with Sajjab Hasib, Chief Marketing Officer at Grameenphone on gender equality, the empowerment of women, and how these factors influence the telecom industry.
24 August 2023, 10:52 AM
24 August 2023, 10:52 AM
Samsung Galaxy S23 Ultra

Bytes / Samsung Galaxy S23 Ultra: The ultimate ultra

Samsung's latest flagship, the Galaxy S23 Ultra, takes centre stage as a powerful contender in the smartphone market. While some might argue that the design changes are subtle and the price tag is on the higher side, there's no denying that this device excels in certain key areas, especially when it comes to photography.
28 July 2023, 04:00 AM
28 July 2023, 04:00 AM
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Editor's Note / Embracing the inevitable

And thus, we invite our readers to embark on the next exhilarating journey with Tech & Startup!
28 July 2023, 03:15 AM
28 July 2023, 03:15 AM
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Hackers feast on government sites

With the general election around the corner, data leaks and cyberattacks have intensified alarmingly, with the latest being a suspected leak of five crore citizens’ data from the Office of the Registrar General, Birth & Death Registration (BDRIS).
8 July 2023, 18:00 PM
8 July 2023, 18:00 PM
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Over 5 crore Bangladeshi citizens' data 'remains exposed' online

The leaked data includes names, birth dates, and National Identification (NID) numbers of over 50 million users which is alledgedly easily accessible through a simple Google search
8 July 2023, 05:56 AM
8 July 2023, 05:56 AM
Samsung Galaxy A54: The newest A Game in town

Bytes / Samsung Galaxy A54: The newest A Game in town

The Samsung Galaxy A54 stands tall as a formidable mid-range smartphone that strikes a balance between elegant design, reliable performance, and exceptional camera capabilities.
23 June 2023, 03:40 AM
23 June 2023, 03:40 AM
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Shifting to the small screen

In an era where everyone is glued to their smartphones, it is only logical for marketers to spend increasingly more in small screens. Even in India, digital marketers are spending more than 62% of their marketing budget on small screens now. The trend in Bangladesh is heading that way too. We got to talk with George Chua, Director at Axiata Digital Advertising which is the digital advertising arm of Asian telecom giant 'Axiata Group Berhad'. He shares his view on mobile advertising and what future it holds in Bangladesh.
15 October 2017, 18:00 PM
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Walton Passion WP15703G Laptop

Finally, after using and abusing without mercy, I am writing the review of Walton's Passion WP157U3G laptop. Me and my colleague, both used it for a month or so. I focused on the aesthetics whereas he tested the performance by pushing the laptop to its limit. This is my first encounter with this locally assembled gizmo and here's my take:
24 September 2017, 18:00 PM
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Apple's bid To regain the innovation lead

Firstly, and most importantly: this is pronounced iPhone Ten not iPhone 'ex' and this is probably the most anticipated Apple device
17 September 2017, 18:00 PM
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Putting people at the heart of innovation

Innovator, co-founder, investor. These three titles don't necessarily do justice to the person we are meeting. Donning a mischievous smile throughout the interview, Abdur Chowdhury, former Chief Scientist of Twitter and Co-founder of Aura Frames, talks about his plans, passions, and most importantly what brings him to Dhaka.
7 September 2017, 18:00 PM
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Is YouTube Google's next big bet?

YouTube, simply for being a universe of free, fun and purposeful content, is one of the most viewed websites in the world. Since being acquired by Google nearly 10 years back, YouTube has come a long way. Over the period of ten years, YouTube has gain incremental popularity in terms of views and uploaded videos. As of now when we are writing this article, YouTube is getting 3.8 Billion views in a second according to internetlivestats.com. As of this year, guess the no. of views YouTube has got so far (August 26th, 2017)? It's a 1.46 freaking Trillion views! With so many audiences, Google hasn't added much functionality to the platform, until recently.
27 August 2017, 18:00 PM
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Top six smartphones under 20K

Qurbani is an occasion of joy, happiness, sacrifice and taking loads of pictures – with your family, friends and even the animals that you intend to sacrifice. To take all these fabulous photos, all you need is a smartphone with good camera with a lasting battery. For this very reason, we have brought you a list of best smartphones with a great camera and/or a superb battery life. Enjoy:
21 August 2017, 18:00 PM
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How device dependent is Bangladesh?

If the thought of living a day without your smartphone seems unbearable, you're not crazy. You're normal. So what devices do we Bangladeshis use. What brands do we use? Find out in this cool infograph we designed just for you!
21 August 2017, 18:00 PM
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A free ONLINE educational content hub for kids

Although Bangla is our mother tongue, many early grader children struggle to learn Bangla. According to Ministry of Education's
20 August 2017, 18:00 PM
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Samsung Galaxy J7 Max

Almost eight months back, we reviewed a mid-range smartphone of Samsung – the J7 Prime. Faring pretty well in the market, it became one of the best sellers of Samsung this year. Inspired by this success, Samsung brought out several other variants of J7. The one we are reviewing today is J7 Max, a hulked up version of J7 Prime.
13 August 2017, 18:00 PM
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4G: Everything you need to know

Everything you need to know about 4G roll-out in Bangladesh in one small infograph. Enjoy!
13 August 2017, 18:00 PM
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WE ROBOTS

Youths of Bangladesh have been participating in local and global robotics competitions for a while now. Mostly we have been seeing these events are being targeted for university students – students with some sort of engineering knowledge honing their programming and assembling skills in these skills. But that's not always the case.
23 July 2017, 18:00 PM
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DCL L30

DCL which is short for Daffodil Computers Limited is another newcomer in the smartphone game. DCL has been in
16 July 2017, 18:00 PM
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How mobile apps have changed our lives

It is clear that apps have changed the way we live our lives. However, it is entirely possible to overlook the profound impact apps have on our lives. Let's have a look at how these apps impact our lives.
16 April 2017, 18:00 PM
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THE STORY OF EDUTUBE

There are multiple EdTech startups that have amassed quite a bit of popularity in Bangladesh. Edutube is certainly one of the underrated top few.
13 April 2017, 18:00 PM
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Thinnest laptops in town right now

Laptops are going thin physically. If you think this relentless pursuit for a slimmer look can be counterproductive, then you are probably sort of right. It is however true that, over the period of time even the most mainstream gaming laptops have shrunk exponentially. So, after talking to the local vendors of every major laptop brand, we’ve gathered up the thinnest laptops you can buy in Bangladesh right now. Warning! Most of the laptops come with a hefty price-tag.
9 April 2017, 18:00 PM
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Top 7 laptops for students

These days’ laptops are sort of essential companion of students
26 March 2017, 18:00 PM
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Huawei GR5 2017

Midrange phones are always the hottest segment in the market. Most of the top OEMs are fighting to reign in this segment. This war just heated up a notch couple week's back when Huawei launched the GR5 2017 Edition. The USP Huawei is going for is Dual Rear Camera, very similar to the much acclaimed Huawei P9. Is it just a marketing gimmick or does it actually work? You are about to find out.
18 December 2016, 18:00 PM
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Seven best camera smartphones on a budget

Did you know that seven out of ten Bangladeshis, while buying a smartphone, prefer one with a better camera than a bigger battery?
4 December 2016, 18:00 PM
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Top 5 Uber alternatives in Bangladesh

Ride-hailing service Uber is the talk of the town now. Although this very concept of 'Uberisation' is new in Bangladesh, Uber isn't
27 November 2016, 18:00 PM
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Top 5 Uber alternatives in Bangladesh

Ride-hailing service Uber is the talk of the town now. Although this very concept of 'Uberisation' is new in Bangladesh, Uber isn't the first or only ride-hailing service operating in the country. In the last couple of years, we have seen a significant number of local startups (some backed by foreign VCs) getting into the ride-hailing business. Some of these services are very good, providing premium ride quality and levels of service. Others are not so great, but get the job done somewhat. Here are some of the few that caught our attention:
27 November 2016, 18:00 PM

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