Superonline

I applied for fiber internet service from Superonline, but since September 3, it has been 23 days and the installation has still not been completed. The installation address is in Bursa/Nilüfer Balat District, and my customer number is 11324940. During this period, I contacted Superonline customer s...

I am a Turkcell Superonline 24 Mbps internet package user and have been paying ₺565 per month for about a year. My contract period will end in October, and when I last spoke with customer service, I was informed that the new price would be ₺700. However, the promotional campaigns offered to new cust...

The modem I use for my Superonline fiber internet service has been faulty for 6 days, leaving me with no internet connection at home. I contacted customer service to resolve the issue, but no solution has been provided yet. I request that a technical service team be sent and the defective device be ...

It has been four days since I have been unable to use Superonline’s home internet and TV services, and no one is providing any information or updates on when the issue will be resolved. I feel victimized by this situation and believe my bill should be reduced by four days accordingly. There is still...

I have been a Turkcell Superonline internet customer for a long time. For weeks, I have been experiencing serious problems with my internet connection. I have called customer service multiple times, but every time I am told “the teams will come” or “the problem is with Türk Telekom,” and nothing is ...

I applied for Turkcell Superonline home internet, but installation has not been done for a week at my address in Erzurum Aşkale Yenimahalle. My customer number is 12601071. Despite calling customer service every day to report the urgency and pointing out that the promised installation time has alrea...

I have been a Superonline fiber internet subscriber for about 4 years (Subscriber No: 76770735). I initially started with a 100 MB plan, but I constantly experienced disconnections, low speed, lag, and freezing issues. I filed multiple fault reports, technical teams came, the modem was replaced, and...

Under my Turkcell Superonline Standalone 100 Mbps internet subscription, I have not received any internet service for about three months at my address. I constantly get the “faulty port error” warning, and despite submitting multiple fault reports during this period, no authorized person has address...

I am a Turkcell Superonline fiber internet user with subscriber number 70898914, living in Gülbin Apartment, Şemikler Neighborhood, Karşıyaka/İzmir. Since 12:00 on Saturday, our apartment has had a complete internet outage. The reason is that during excavation work carried out by İZSU next to our bu...

I have been a loyal Turkcell SuperOnline customer for many years (Subscription No: 10681678). Due to my mandatory relocation abroad, I contacted customer service to terminate my internet subscription. During my first call, I was informed that I would need to pay an early termination fee of approxima...

I experienced an issue with Superonline when my fiber internet subscription was not activated within the specified timeframe. I applied on August 10th and was scheduled for August 16th, but no one showed up for the appointment and I received no information. As of today, 11 days have passed, and alth...

I had been using 1 GB fiber internet from Superonline for almost 4–5 years. Since there was no infrastructure in the place I moved to, I had to cancel my line. The cancellation process was completed even before the phone was disconnected. However, the cancellation procedure was turned into a complet...

For 10 years, Turkcell Superonline has been providing poor service without making any investments, offering the same speed to the 180-household, two-block Kozz Ankara Site in Etimesgut, Ankara, as well as the surrounding complexes. In our site, TurkNet is installing fiber cables directly to homes an...

My Superonline home internet contract has ended, and I have no outstanding debt. I made my final payment on July 14, 2025. Despite this, I am being charged ₺1,073 for a modem. Although I still have the modem and have committed to returning it, I was given no clear instructions on where or how to ret...

I use TurkNet internet service, which operates over Türk Telekom infrastructure. On July 23, 2025, during fiber infrastructure work carried out in our apartment building by Turkcell Superonline, the main internet cable was accidentally severed. Since then, I have had no internet access. This issue ...

I am extremely frustrated with Turkcell Superonline. It has been over 60 days since my new contract began on May 23, 2025, and I still don’t have access to the internet service I signed up for. I’ve contacted customer service and submitted around 10 different error and installation requests, but not...

I was a Turkcell Superonline customer, and they sent me an SMS saying that my contract would end on June 30. Relying on that, I switched to TurkNet. Now, however, they’ve issued a bill of around ₺5,000, claiming that I still have seven months left on my contract. If that’s the case, why did you send...

Although we reside right in the city center of İzmit, a district of Kocaeli, we have not been receiving any service for approximately one (1) week from our Turkcell Superonline ADSL subscription, number 23354441. The call center has done nothing beyond taking notes regarding our issue. Similar situa...

I wanted to renew my subscription with Turkcell Superonline. When I called customer service, I stated that I wanted to join the 24-month commitment campaign that includes a Wi-Fi router. After listening to the contract terms for half an hour, they told me that the device was out of stock and I could...

My 1000 Mbit internet speed dropped to 100 Mbit—just one-tenth of what I’m paying for. When I called customer service, they claimed everything looked fine and didn’t offer any help. I submitted a complaint with a screenshot using their own speed test tool, but I never received a response. They openl...

On May 31, 2025, I applied for fiber internet service from Superonline. The cable was installed on June 2, but the connection was not established due to a lack of available ports. Although a port was later connected, internet service was still not provided. Throughout this process, I called multiple...

I bought a Turkcell Superonline internet subscription, I was making my monthly bill payments using the internet subscription number, but since a mobile internet account was also opened in my name at the beginning of the first subscription and the mobile number of the opened account was not specified...

I have been paying a fixed monthly fee of ₺350 for my Superonline internet service. However, in the June 2025 billing period, an unexpected charge of ₺207.40 was added under the heading "Other Service Fees." I was not informed about this charge beforehand—there was no SMS, email, or any kind of noti...