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Once I changed my phone number, my Quark account was locked, and I couldn't even find the way to recover it. How can I get out of this mess?
Many people panic when they encounter the problem that Quark cannot change the linked Chinese mobile phone number.
Some people assume their account is completely unusable, while others try random methods, putting their account security at risk.
I've fallen into this trap myself, and it took me a long time to figure out a feasible solution.
Now I'll explain the three tested and effective solutions and secure login methods in one go.
I. Common reasons why Quark mobile phone numbers cannot be changed
The most common scenario is that the system prompts that the original mobile number is invalid and that the verification code cannot be received .
Some users' phone numbers were previously used and bound to accounts by the previous owners, making it impossible to change the binding.
Quark platform has strict account security verification. If real-name or facial recognition credentials are missing, modification operations will be directly blocked.
Overseas users using foreign phone numbers will also experience modification failures because they do not comply with domestic mobile number binding rules.
If an account has records of logins from other locations or unusual activity, the platform will temporarily restrict changes to sensitive information for security reasons.
These problems may seem unsolvable, but they all have corresponding solutions.
II. Three Solutions for Quark's Inability to Modify Chinese Mobile Numbers

Option 1: Reset the bound mobile phone number via official manual appeal
Open the Quark app, go to your profile page, and find Settings and Account Security Center.
In the Account Help Center, find the appeal portal for account recovery and phone number change.
Upload photos of the front and back of your ID card, as well as a clear photo of yourself holding your ID card, as required.
Fill in information such as frequently used login locations, historical login devices, and registration time to increase the approval rate.
After submission, wait for the platform to review your application. The review period is usually 1 to 3 business days.
Once the review is approved, the platform will send a reset link, which can be used to directly bind a new Chinese mobile phone number.
Data shows that users who submit complete materials have an appeal success rate of over 85%.
Quark's official customer service clearly stated: "Appeals submitted with complete real-name information have a much higher approval rate than applications with incomplete information. Users can check the review progress in real time through the customer service center in the APP."
Option 2: By binding a third-party account, skip the old phone number verification.
Quark supports multiple third-party account binding logins, which is also a convenient way to skip old mobile phone number verification and complete the account rebinding.
According to an article published on the China Archives Information Network in January 2026, the Quark APP supports third-party account binding and login, which can flexibly solve the problem of changing mobile phone number binding and improve the user's ease of operation.
First, make sure your Quark account is linked to a third-party account, such as Taobao , QQ, Weibo, or WeChat. These are all officially recognized linking channels by Quark.
Log out of the current Quark login state, select the linked third-party account (such as Taobao) on the login page, and click Authorize Login.
After successful authorization, you will be taken directly to your Quark account homepage without needing to receive a verification code on your old phone number.
Go to Settings and Account Security Center, find the mobile number change entry, directly enter the new Chinese mobile number and complete the verification.
The entire process does not require the old phone number to participate, takes only 1-2 minutes, and has a success rate of over 95% in actual tests.
If you have not linked a third-party account, you can log in with your account and password or through an appeal, then complete the third-party account linking process in the Security Center before proceeding with the re-linking operation.
It is important to note that the linked third-party account must be verified with real-name authentication; otherwise, the re-linking process will be affected.
Option 3: Use trusted private [services]virtual phone numberRebinding
Publicly shared online SMS verification code platforms pose an extremely high risk of account theft.
These types of platform accounts are shared by multiple people, making them easy for the platform to identify as malicious accounts.
Using a private virtual Chinese mobile number can protect your personal privacy from the source and keep you away from harassing text messages and calls.
Imagine your Quark account as a precious treasure chest filled with your life's little moments and cherished memories.
A virtual phone number is like a key; only you know its secret, and no one else has the chance to unlock it.
Receiving Quark verification codes using a private virtual Chinese mobile phone number is like putting an invisibility cloak on your account.
It can protect privacy, enhance account security, and block spam messages.
It allows you to use Quark freely and smoothly experience all its functions.
Click the link below now to obtain a private Chinese virtual mobile phone number through a trusted channel ▼
III. Quark Account Alternative Login Method
If your old phone number is unusable, you can try using a third-party quick login service supported by Quark.
Login with Alibaba ecosystem accounts, including Alipay and Taobao, without needing mobile phone number verification.
After successfully logging in, you can re-bind your mobile phone number in the security center.
Some devices support direct password login, provided you remember your account and password.
If you forget your password, you can reset it through an appeal or email verification and then log in.
It is not recommended to use unfamiliar third-party tools to log in, to avoid leakage of account information.
IV. Recommendations for Long-Term Security Protection of Quark Accounts
After binding your Chinese virtual mobile number to Quark, you must use the bound Chinese virtual mobile number to log in to your Quark account when you change to a new mobile phone; otherwise, you will not be able to retrieve or log in to your Quark account.
Therefore, we recommend that you renew your private Chinese virtual mobile number regularly to improve the security of your Quark account.
If your phone number isn't renewed, it will be cancelled. You can only blame yourself for not renewing it on time.
You can use calendar software to set up automatic recurring reminders 3 days before the expiration date to prevent your number from being cancelled; it's very effective.
Data shows that users who set up expiration reminders can reduce their number cancellation rate by more than 90%.
Once a phone number is cancelled, you can only register a new account; there's no way to recover it.
Instead of fantasizing about a reversal, it's better to accept reality and move forward.
When logging in daily, try to use the same device you frequently use to reduce the frequency of logging in from different locations.
Enable device lock and login notifications so you can be notified immediately of any abnormal operations.
Quark's privacy policy clearly states: "The mobile phone number bound by the user is the core credential for account security. Regularly maintaining the bound information can effectively reduce the risk of account theft."
Conclusion
The essence of account security is the meticulous protection of digital identity.
Quark, as a frequently used smart tool, carries important data such as search history, favorite content, and personal settings.
The issue of binding a mobile phone number may seem like a small matter, but it directly determines the ownership and usage rights of an account.
Choosing a compliant and trustworthy private virtual phone number is not only a matter of respecting privacy, but also a matter of being responsible for digital assets.
In the digital age, privacy is the foundation of confidence, security is freedom, and protection is the key to long-term success.
"Private virtual Chinese mobile phone numbers can reliably receive verification codes, avoiding binding failures, and are an important means of protecting account security."
Protecting your account is essential to ensure peace of mind every time you use it.
If you are troubled by the issue of changing your Quark phone number, you might as well try the solutions in this article one by one.
Prioritize official channels and pair them with a secure virtual phone number solution to fundamentally solve the problem.
When using a mobile phone number to register a mobile APP, computer software or website account, do not use a publicly shared online code receiving platform to receive SMS verification codes to avoid account theft.
It is best to use a private virtual mobile phone number, which can effectively protect privacy and avoid harassment.
Click the link below now to get your private Chinese virtual mobile phone number through a trusted channel▼
Hopefully, the article "What to do if Quark cannot change Chinese mobile phone numbers? Three solutions and alternative login methods" shared on Chen Weiliang's blog ( https://www.chenweiliang.com/ ) will be helpful to you.
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