Why you getting error-
• Sharing an Internet connection with others.
• Spyware and viruses.
• The browser is not allowed to believe cookies from Yahoo.
How to solve-
• Try entrancing Yahoo from another computer or a dissimilar Internet connection.
• Allow your browser to recognize cookies.
• Then Scan your system for spyware, malware, or other bugs.
• Be sure your Internet connection is not being used by others.
-like, defend a home Wi-Fi connection with a password.
Still, you suffer? Don’t be angry call Yahoo customer care phone number and the technician will guide you rightly. They solve your issues one by one via phone. They are able to solve your issues and also well educated to solve your problems. If you want urgent help then call yahoo support phone number and get instant help from experts.