Remove Onlinesly Virus — How to Fix Guide

Onlinesly pop-up notifications appear when you do not expect, bothering and irritating you. However, that is slightly more than annoying pop-ups – their nature is cleanly malicious, and they may bring other malicious stuff to your PC. In this post, I will guide you on how to remove Onlinesly pop-ups and explain how to avoid them in the future.

Any interaction with Onlinesly push notifications will be ineffective at best. In worst case scenario, the web pages it can show you can introduce malware to your system. These pop-up advertisements may also promote fake shopping websites which will take your money and payment info. The latter generally ends up with losing all the money you have on the exposed card.

It is better to prevent, than repair and repent!

Removing Onlinesly manually may take hours and may damage your PC in the process. I recommend you to download GridinSoft Anti-Malware for threats removal. Allows to complete scan and cure your PC during the trial period.

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What are Onlinesly pop-up advertisements?

As the pop-up definition goes, these are short and small advertisements that attract your attention to a product they promote. But the difference between regular pop-up advertisements and Onlinesly pop-ups is the malicious origins of the latter. Normal push notifications are offered for you to enable with a understandable purpose – notify you about the fresh publications, discounts and so on. It is a useful thing to help your site to keep visitor’s attention and help the interested users to have the best deal.

Brief description of the Onlinesly.com pop-ups:

Onlinesly push notifications, in contrast, have a deal with less legit websites. You will generally observe the offer to turn them on after a redirection from another site. Redirects are OK unless it throws you to such a dubious place. In this case, enabling pop-up notifications is offered as the anti-bot filtering. In other cases, the websites may deny showing you the content unless you turn on these push notifications. These requirements should already raise suspicion, as websites generally have a less obscure anti-bot mechanism. Spectating this offer should be the reason to close the page right away. Sometimes, even when you click “Allow”, you will not see the website – the sole page it has is a landing page with the offer to turn on the pop-up advertisements.

Onlinesly push notification.

How does it work?

The vast majority of browsers support turning on push notifications from websites. Websites, on the other hand, can send notifications with the content they want. It can be a promotion of the product posted on this website, as well as an ad of the page of their partner. As a result, you may see the push notification from site X, but clicking it will redirect you to site Y – because a link to the latter was built in.

Crooks rely on this feature in their approach to gain money through advertising. They trick victims into turning on pop-ups, and then just spread numerous promotions of anyone they contract with. As you can suppose, no normal companies will contract with fraudsters. All the Onlinesly push ads you may see lead to other untrustworthy sites. At some point, the same victim can be trapped by multiple pop-up spamming web pages, and its web browser will turn into a complete mess.

The banners these criminals show are paid under the pay-per-view model. It generally provides a miserable commission for one viewer, but when you have hundreds of users and show them hundreds of ads every day – that is a way bigger sum. Even though the majority of these banners are ineffective, it may still bring all the parties a lot of profit.

Are Onlinesly pop-up notifications dangerous?

Yes, they are. Initially, they can look harmless – just a blinking window that appears a couple times in an hour. However, the things this window promotes differ drastically from what you generally see in push notifications. Onlinesly.com website is ruled by crooks, who intendedly throw hundreds and thousands of malicious ads in pop-ups. They also don’t follow any manners of advertising and can launch sporadic push notifications into a hurricane of banners. For weak systems, that may be enough to cause performance issues. But that is not all troubles these pop-up notifications carry.

As with any other thing related to illegal ads, Onlinesly pop-up ads lack legit deals to offer. Even when crooks make the ads looking similar to ones from well-known retailers, the web page these banners will throw you to are completely different. And these pages can offer you to turn on other pop-ups, install a “useful” program, or pay for a thing at a big discount and never receive it. Let’s leave aside the cases when push notifications promote phishing pages or straightforward malware. There’s no way these pages will bring you any good, thus interacting with them is a very bad idea. For the same reason, Onlinesly pop-ups are not recommended to click on either, and the best solution is to disable them as soon as possible.

How to remove Onlinesly pop-ups?

Fortunately, Onlinesly push notifications removal is not very complicated. They parasite in the web browser and cannot hide themselves on a disk. Nevertheless, as I pointed out before, some pop-up ads can introduce malware to your computer. It is hard to show all of the cases, and manual attempts to remove malware is a bad idea. Thus, after disabling the pop-ups it is recommended to use anti-malware software. I would especially recommend that if you have never allowed push notifications, but they still appeared. That can point at malicious software activity. GridinSoft Anti-Malware will perfectly fit both system recovery and malware scanning purposes, thanks to its system recovery functionality and multi-component detection system.

Initially, you should reset your browser settings. You can do that in both manual and automatic manner. The former, obviously, takes more time to complete and may be somewhat complicated if you have never done that. Automated supposes the use of anti-malware programs that can reset all browser settings at once.

Reset your browsers with GridinSoft Anti-Malware

To reset your browser with GridinSoft Anti-Malware, open the Tools tab, and click the “Reset browser settings” button.

You may see the list of options for each browser. By default, they are set up in a manner that fits the majority of users. Press the “Reset” button (lower right corner). In a minute your browser will be as good as new.

The browser reset is recommended to perform through the antivirus tool by GridinSoft, because the latter is also able to reset the HOSTS file without any additional commands.

Reset your browsers manually

Manual method of browser reset

To reset Edge, do the following steps:

1. Open “Settings and more” tab in upper right corner, then find here “Settings” button. In the appeared menu, choose “Reset settings” option:

2. After picking the Reset Settings option, you will see the following menu, stating about the settings which will be reverted to original:

For Mozilla Firefox, do the next actions:

1. Open Menu tab (three strips in upper right corner) and click the “Help” button. In the appeared menu choose “troubleshooting information”:

2. In the next screen, find the “Refresh Firefox” option:

After choosing this option, you will see the next message:

If you use Google Chrome

1. Open Settings tab, find the “Advanced” button. In the extended tab choose the “Reset and clean up” button:

2. In the appeared list, click on the “Restore settings to their original defaults”:

3. Finally, you will see the window, where you can see all the settings which will be reset to default:

Opera can be reset in the next way

1. Open Settings menu by pressing the gear icon in the toolbar (left side of the browser window), then click “Advanced” option, and choose “Browser” button in the drop-down list. Scroll down, to the bottom of the settings menu. Find there “Restore settings to their original defaults” option:


2. After clicking the “Restore settings…” button, you will see the window, where all settings, which will be reset, are shown:

When the browsers are reset, you need to ensure that your browser will connect the right DNS while connecting to the website you need. Create a text file titled “hosts” on your pc’s desktop, then open it and fill it with the following lines²:

Find the hosts.txt file in C:/Windows/System32/drivers/etc directory. Rename this file to “hosts.old.txt” (to distinguish it from the new one), and then move the file you created on the desktop to this folder. Remove the hosts.old from this folder. Now you have your hosts file as good as new.

Scan your system for possible viruses

After removing the Onlinesly push notifications, it’s time to see if these pop-ups brought any threat to your system. Launch GridinSoft Anti-Malware, and then click on Standard scan. It will be enough in most cases to find and remove malware. The scan will last 5-10 minutes; you are free to use your system during that process.

Once the scan is complete, you will see the detections or a notification about a clean system. Proceed with pressing the Clean Up button (or OK when nothing is detected).

How to Remove Onlinesly Pop-ups?

Name: Onlinesly

Description: Onlinesly - a lot of users became a target for the pop-up advertisements. I have a lot of friends who literally bombed me with the questions like “how to remove Onlinesly.com push notifications?” or “why do Onlinesly.com pop-ups keep appearing on Chrome even after AdBlock installation?”. In this article we will show you how to deal with Onlinesly pop-ups, which may corrupt your browser’s correct performance, and create a lot of troubles while you are working.

Operating System: Windows

Application Category: Adware

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1. More about this malware type on GridinSoft Encyclopedia.
2. Official Microsoft guide for hosts file reset.