Activation errors occur for a number of reasons. Our recommendation is to always identify the exact cause that leads to the error and then resolve it with the most appropriate solution. It’s the same case as with your Kaspersky digital signature missing error. Luckily, there are some quick ways to address this problem. It can be easily fixed by following the troubleshooting steps provided on this page, so don’t postpone reading the lines below.

What can I do when getting Digital Signature missing error in Kaspersky?

1. Configure Firewall settings

As the first line of defense against online threats, the firewall from your PC is a critical part of your network security. It creates rules each time an application starts for the first time and they determine how the firewall behaves towards that application each time it connects to the Internet. This could also be the case, so it’s time to make sure that an allowing rule is created for the avp.exe process in the Firewall settings.

2. Check your Internet connection

Everyone has Internet connection problems sooner or later, so it may as well be your turn for today. Therefore, another simple solution is to see what’s happening with your network connection. Getting the dreadful There is no Internet connection message next? We’ve got some quick fixes for you.

3. Make sure that the system date is set correctly

Sometimes this signature missing error appears due to an apparently harmless wrong date. Therefore, the next method we’re recommending is to check and adjust your system date. After applying the steps detailed above, retry to activate the Kaspersky software on your computer. Your computer clock often falls behind? We have the perfect guide to fix the issue!

4. Retry the activation procedure

Finally, if no solution worked up to now, the next logical move should be this one – try one more to activate the Kaspersky application. Give it a rest time of at least 15 minutes before that and keep your fingers crossed to get to the Activation completed successfully screen message next. We hope that our quick guide could be of help to you. Having any questions or facing some issues while applying the procedures described above? Feel free to reach for the comments section below.

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