Turkcell

I have been experiencing a serious signal problem with my Turkcell mobile line for about 2 months in İstanbul, Silivri. At my workplace the phone is as if it is switched off, it does not work at all because there is no signal. At home I usually get only one bar and most of the time I cannot even use...

Since April 1, I have been almost completely unable to use my Turkcell Superbox line in the Muğla Milas region. There has been virtually no internet access, and I have not been able to establish a stable connection at all. Despite not being able to use the internet at home for approximately 15 days,...

While using my Turkcell Advantage 30 package, on March 31, 2026, an additional 120 GB of internet was added to my line as part of the 5G Doubling Internet campaign. At that time, I still had 6 GB remaining in my main package. On the evening of April 3, 2026, at 10:41 PM in Adana/Seyhan, I started d...

I use my Turkcell line in the Sultanbeyli Merkez neighborhood, and for about the past month, I have been experiencing serious issues with mobile internet signal and speed in my area. The connection quality has been inconsistent for a long time, but it has worsened significantly recently. Basic dail...

In October, we purchased a 1 TB Superbox internet line from Turkcell. However, starting in January, the connection completely stopped working, and for approximately 1.5 months, we have not been able to use the internet at all. During this time, despite repeated attempts, we have been unable to get ...

I have been using my Turkcell line without any issues for a long time, but since the transition to the 5G network on April 1, 2026, my line has become almost completely unusable. I am using a Samsung Galaxy A50 in the Esenyurt Kıraç area of Istanbul. Previously, the signal strength was very good, b...

I have been experiencing seriously weak mobile internet on my Turkcell line for about 2–3 months in Şanlıurfa, Suruç. The problem is not limited to a single point; the internet is very weak and unstable almost everywhere in the district and I cannot use the service efficiently. I have contacted Turk...

I am a Turkcell mobile line customer and I want to use 5G service with an eSIM. For this, I need a new or updated eSIM QR code so that my line can be revised for 5G. However, I was informed that this can only be done by going to a physical Turkcell store, which creates an unnecessary obligation for ...

I am currently using the “Büyük Festival 40 GB” plan on my Turkcell line ending in 0532*******, and my contract is set to expire on April 9. Even though I am now in the final month of my contract, I have not been contacted by Turkcell with any new or competitive offer, nor have I received any reaso...

About two months ago, I switched my mobile line to Turkcell, and since that day I have been experiencing constant signal issues and interruptions. I currently live in Adana, work in Yenice (Mersin), and I am presently in my hometown of Ağrı. In all three of these locations, my line does not provide...

For the past two years, Turkcell has been charging high monthly fees for poor-quality service, bad communication, and unreliable internet, yet they have not found a solution to this issue. The speed test results I get using mobile data in the Karşıyaka Aksoy neighborhood are as poor as shown in the ...

I recently transferred my line to Turkcell from the Pendik Esenyalı branch. During the application, I repeatedly asked the staff whether both 10 GB and the extra 10 GB in the GNC 10 GB + 10 GB package could be used for social media, and I was clearly told that both would be usable on social media. T...

The contract for my Turkcell postpaid line ended on March 9, 2026. On March 10, 2026, I called customer service and requested that my line be converted to a prepaid plan. However, the customer representative named H** (employee ID 90106383)** repeatedly refused my request, even though I clearly sta...

I am a Turkcell mobile line user residing in Istanbul, Sultanbeyli, Ahmet Yesevi neighborhood, and for the last 3–4 months the reception quality in our area has been extremely poor. Almost all Turkcell users around me are experiencing the same problem. Despite being in the city center, we cannot tal...

When I tried to purchase an add-on package for my Turkcell line through the Digital Operator app, I noticed an extreme price increase in add-on packages since the date my bill was updated. Packages that were previously around $6 are now priced at approximately $19. This nearly 200% increase makes m...

Since February 13, 2026, I have been waiting for my Turkcell SIM card, which I requested through number portability, to be delivered by Kuryenet. Even though two delivery appointments were scheduled over the past week, I received messages both times stating, “Delivery could not be completed because ...

I have been experiencing constant high ping problems with my Turkcell Superbox internet service in Ankara Çankaya. The ping is always high and this affects my internet use negatively at all times, especially when I need a stable connection. Despite reporting this issue to Turkcell customer service, ...

Since switching to Turkcell, I have not been receiving proper service in the Bosna Hersek neighborhood of Konya. I am experiencing constant signal issues and slow internet speeds, and most of the time I cannot access the internet at all. My line is a postpaid plan, and I most recently paid a $15 bi...

We have been a long-time corporate customer of Turkcell. We purchased the Superbox internet service with a one-year contract commitment. However, after the service was installed, we discovered that there are serious coverage and signal direction issues in our area. We reported the issue to our corpo...