Select the Digital Signatures tab. If you don't see the Digital Signatures tab, your setup file is incomplete or corrupted. Troubleshoot this issue by using the instructions in the I have no Digital Signatures tab section of this article.
Try the following solutions: Download your Avast setup file on a different PC using the relevant link from this article , then transfer the file to your original PC using a USB or portable hard drive. Try the following solutions: Close all other applications and antivirus software that may be running in the background, then download the file again using the relevant link from this article.
Avast One Was this article helpful? Yes No. Need additional help? Contact us. Device problems? Our experts are here to help! For detailed instructions on how to find the correct activation code for your product, refer to the following article: Locating your Avast activation code After you have found the correct activation code, follow the instructions below to activate your product.
Activate your product After finding the correct activation code , activate your Avast product. Reinstall your product Completely uninstall and then reinstall your product. Follow the steps below: Uninstall your Avast product. Other solutions If you see an error message during activation, refer to the following article for advice: Troubleshooting common activation error messages Try activating your product using your Avast Account instead.
Contact Avast Support for further assistance. If you experience issues activating your Avast product using your Avast Account , refer to the sections below in order: Check your Avast Account Before you try to activate your Avast product again, we recommend first checking that your subscription is valid , and that the subscription is linked to your Avast Account. Follow the steps below: Sign in to your Avast Account and click the Subscriptions tile.
Verify that the subscription you want to activate appears on the My Subscriptions screen. If the subscription does not appear on the My Subscriptions screen, it is not linked to your Avast Account. In this case, we recommend manually linking the subscription to your Avast Account. For instructions, refer to the following article: Linking an Avast subscription to your Avast Account If the subscription does appear on the My Subscriptions screen, check the Subscription status.
You may see one of the following statuses: Expired : Your subscription has expired. You need to purchase a new subscription before you can activate and use the product. Follow the instructions below to activate your product.
Activate your product After ensuring you have a valid subscription that is linked to your Avast Account, activate your Avast product. Other solutions Try activating your product using an activation code instead.
All paid Avast consumer products All supported operating systems. Automatic Maintenance Your PC accumulates a ton of wasteful data every day. Cleans up your browser and disk We remove the leftover cache files and traces from your browser, programs, and Windows. Cleans up your registry The registry plays a critical role in any Windows operating system, so issues here can result in program crashes and error messages.
Disk Doctor Over time, your hard disk file and folder structure could become damaged, leading to data loss and crashes. File system errors Your hard disk is structured like a book: An index pointing to chapters and pages. Data integrity Files on your disk can become corrupt for various reasons, such as sudden power losses.
Update your programs automatically. Outdated programs can leave your PC vulnerable to bugs, crashes, and security risks. Our new Automatic Software Updater regularly updates your most critical programs for you.
To avoid security risks. To get the latest features. Why do I need software updates? To fix bugs Bug fixes are part of many updates, so Software Updater helps you enjoy your software with fewer annoying crashes and error messages. To get the latest features New updates often bring new features. The most comprehensive PC optimizer and tuneup toolkit Avast Cleanup includes everything you need to tune up your PC:.
Sleep Mode Patented tuneup method puts all resource-draining applications in hibernation to make your PC feel like new again. Shortcut Cleaner Removes dead shortcuts from your desktop and history lists across Windows and other applications.
Automatic Maintenance Regularly cleans and tunes your PC for you — without you lifting a finger. Disk Cleaner Safely deletes leftover files from Windows and over of the most popular PC programs. Registry Cleaner Removes hidden junk from the Windows registry and fixes problems. Bloatware Removal Detects and removes 3rd-party trials, ads, and toolbars you never wanted. Automatic updates Finds and installs the latest updates for your most important apps - automatically.
Disk Defrag and Optimize Restructures your hard disk for faster file access. Disk Doctor Checks, fixes, and prevents errors on your hard disk. Boot time measured in seconds using Microsoft Performance Toolkit. Score in points based on PCMark score, showing multitasking and multimedia abilities. The higher the score, the better. Your results may vary. Avast Cleanup for Mac Think Macs are clean? More Details. Avast Cleanup for Android Detects leftover data, hidden battery drainers, and helps you organize your phone.
Built by one of the oldest, most reliable software companies in the world, Avast Cleanup Premium has the performance to match our experience.
How will Avast Cleanup Premium speed up my computer? Avast Cleanup Premium lets you improve PC performance and speed up your PC in several ways: Detect and remove junk files that take up space on your PC to make your hard drive more efficient.
Defrag your hard drive to prevent crashes and freezing. Delete browser cookies and caches with the built-in browser cleaner. Avast Blog. This might suit you better. Follow these steps to complete your Avast installation: Note : If your download did not start automatically, please click here.
Need help? Please call Almost done! Follow these 3 easy steps to complete your Avast installation Note : If your download did not start automatically, please click here. Step 1 Run the Avast installer Click the downloaded file at the top right corner of your screen.
0コメント