A cookie is a harmless text file that is stored in your browser when you visit almost any website. The purpose of the  cookie is for the website to remember your visit when you browse that page again. Although many people don’t know it,  cookies have been used for 20 years, since the first browsers for the World Wide Web appeared.

It is not a virus, nor a Trojan, nor a worm, nor spam, nor spyware, nor does it open pop-up windows.

• The The data they store is technical in nature, personal preferences, content personalization, etc.

  The web server does not associate you as a person but rather your web browser. In fact, if you usually browse with Internet Explorer and try to browse the same website with Firefox or Chrome, you will see that the website does not realize it is the same person because it is actually associating with the browser, not the person.

• Technical cookies: These are the most basic and allow, among other things, to know when a human or an automated application is browsing, when an anonymous user and a registered user are browsing—basic tasks for the operation of any dynamic website.
• Analytics cookies: They collect information about the type of browsing you are doing, the sections you use most, products consulted, time slot of use, language, etc.
• Advertising cookies: They display advertising based on your browsing, country of origin, language, etc.

First-party cookies are those generated by the page you are visiting, and third-party cookies are those generated by external services or providers such as Facebook, Twitter, Google, etc.

To help you understand the scope of disabling cookies, here are some examples:

• You will not be able to share content from that website on Facebook, Twitter, or any other social network.
• The website will not be able to adapt content to your personal preferences, as is common in online stores.
• You will not be able to access the personal area of that website, such as My Account, or My Profile, or My Orders.
• Online stores: It will be impossible for you to make online purchases; they will have to be by phone or by visiting the physical store if one is available.
• It will not be possible to personalize your geographical preferences such as time zone, currency, or language.
• The website will not be able to perform web analytics on visitors and website traffic, which will make it difficult for the website to be competitive.
• You will not be able to write on the blog, upload photos, post comments, rate or score content. The website also won’t be able to tell if you are a human or an automated application publishing  spam.
• Targeted advertising cannot be displayed, which will reduce the website’s advertising revenue.
• All social networks use cookies; if you disable them, you will not be able to use any social network.

Yes. Not only deleted, but also blocked, generally or specifically for a particular domain.

To delete cookies from a website, you must go to your browser settings, where you can search for those associated with the domain in question and proceed to delete them.

Below, we show you how to access a specific cookie in the Chrome browser. Note: these steps may vary depending on the browser version:

1. Go to Settings or Preferences via the File menu or by clicking the customization icon in the top right.
2. You will see different sections; click the Show advanced settings option.
3. Go to Privacy, Content settings.
4. Select All cookies and site data.
5. A list will appear with all the cookies ordered by domain. To make it easier to find the  cookies for a specific domain, enter part or all of the address in the Search cookies field.
6. After applying this filter, one or more lines with the requested website’s cookies will appear on the screen. Now you just have to select it and press the  X to proceed with its deletion.

To access the cookie settings for the Internet Explorer browser, follow these steps (they may vary depending on the browser version):

1. Go to Tools, Internet Options
2. Click on Privacy.
3. Move the slider to adjust the desired privacy level.

To access the cookie settings for the Firefox browser, follow these steps (they may vary depending on the browser version):

1. Go to Options or Preferences depending on your operating system.
2. Click on Privacy.
3. Under History, choose Use custom settings for history.
4. Now you will see the Accept cookies option; you can enable or disable it according to your preferences.

To access the cookie settings for the Safari for OSX browser, follow these steps (they may vary depending on the browser version):

1. Go to Preferences, then Privacy.
2. Here you will see the Block cookies option to adjust the type of blocking you wish to perform.

To access the cookie settings for the Safari for iOS browser, follow these steps (they may vary depending on the browser version):

1. Go to Settings, then Safari.
2. Go to Privacy & Security; you will see the Block cookies option to adjust the type of blocking you wish to perform.

To access the cookie settings for the browser on Android devices, follow these steps (they may vary depending on the browser version):

1. Launch the browser and press the Menu key, then Settings.
2. Go to Security & Privacy; you will see the Accept cookies option to check or uncheck the box.

To access the cookie settings for the browser on Windows Phone devices, follow these steps (they may vary depending on the browser version):

1. Open Internet Explorer, then More, then Settings
2. Now you can enable or disable the Allow cookies checkbox.