Avast Premium Security is a decent solution to prevent any kind of malware from infecting your rig.
Its features are richer than most of its rivals.
It has a superb usability, a top-notch malware protection, and a good performance.

The system requirements to run Avast Premium Security is relatively low.
1 GB RAM is sufficient for it to execute its main tasks.
2 GB of disk space to keep it installed in your hard drive doesnt seem a lot nowadays.

As for the operating system, the minimum requirement is Windows 7 SP2.
After that, the on-access scan will deal with any new attack.
you’ve got the option to also run an automatic scan based on a custom schedule.
Options to cancel and pause the scan when laptop runs in battery mode is provided as well.
Extra Features
Popular browsers already have their own password managers.
Still, you might like the password manager offered by Avast Premium Security instead.