Error 999 yahoo


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Yahoo mail account is the best-known mail service around the globe and users can rely on them. Yahoo not only involves the sending and receiving mails but also there are other features like chat box which Is also a great feature in yahoo mail services. Like many other mail services, yahoo also has a big user base which helps it to improve the features.

There is some error which comes in between the messaging experience. Yahoo error 999 shows only when you are facing any technical error which can cause the temporarily locked of the yahoo account.

Reasons for the yahoo error 999:

  • When you are using the same internet connection.
  • Sometimes the browsers not able to detect the cookies and cache which causes this issue.
  • Malware and viruses can be detected in your computer which led the firewall to detect the viruses.
  • Most of the messages received and sent at the same time.
  • Continuous activity in your computer led to occurs this error.

Solve yahoo error 999:

Well these are the reasons for the yahoo error 999, and below are some of the steps which the user needs to follow to solve these issues and it is easy to understand those troubleshooting steps:

  1. Disconnect the internet: you need to make sure that you should disconnect your internet connection just to be sure that this issue will not occur. After disconnecting and reconnect that again, there is a good internet connection that helps the user to handle the Yahoo mails.
  2. Clear the cache and cookies: you need to clear the cache and cookies and try to clear the browsing history so that your device works smoothly. When your browser something then you reach some of the unsecured websites where some programs been downloaded without your knowledge.
  3. Updated application: you need to use the updated application if you are using the yahoo mail account in the application. It is important to have an updated yahoo application. Or when you are using a mail account in any of the browsers then you need to make sure that you should visit the trusted website so that there are no issues of cookies and cache.
  4. Update your virus protection: The user needs to have an updated antivirus which helps them to tackle any of the viruses, malware, spyware, Trojans. Whenever you visited the unsecured websites, then without your knowledge there are some programs downloaded, which can create chaos in between the process of messaging while you handling the yahoo messenger. So just make sure that you can update the antivirus so that your computer or any other gadgets works smoothly.


In the end, we wish that the user needs to know about yahoo error 999. It is important to know the reasons behind this issue and some of the steps by which you can tackle this error and try that this error will not let you stop your work. Yahoo is an important mail server that has some issue but it is recoverable. You just need to know the correct steps. In any case, if this issue causes frustration and the irritation then you can contact the customer support as they help 24*7 with the best services that the user needs.

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