What is a cookie?
A cookie is a harmless text file that is stored in your browser when you visit almost any web page. The usefulness of the cookie is that the web is able to remember your visit when you return to browse that page. Although many people do not know it, cookies have been used for 20 years, when the first browsers for the World Wide Web appeared.
What are first-party and third-party cookies?
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.
What happens if I disable cookies?
To understand the scope that can have disabling cookies I show you 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 the contents to your personal preferences, as often happens in online stores.
You will not be able to access the personal area of that website, such as My account, My profile or My orders.
Online stores: You will not be able to make online purchases, you will have to make them by phone or by visiting the physical store if it has one.
It will not be possible to customize your geographical preferences such as time zone, currency or language.
The website will not be able to perform web analytics on visitors and web 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 rate content. The web will not be able to know if you are a human or an automated application that publishes spam.
You will not be able to display targeted advertising, which will reduce the advertising revenue of the website.
Can cookies be deleted?
Yes, not only delete them, but also block them, either generally or for a specific domain.
To delete cookies from a website you must go to your browser settings and there you can search for those associated with the domain in question and proceed to its elimination.
Cookie settings for the most popular browsers
Here’s how to access a particular cookie in the Chrome browser. Note: these steps may vary depending on the browser version:
Go to Settings or Preferences via the File menu or by clicking the customization icon at the top right.
You will see different sections, click on the Show advanced options option.
Go to Privacy, Content settings.
Select All cookies and site data.
A list will appear with all cookies sorted by domain. To make it easier to find the cookies of a certain domain, enter part or all of the address in the Search cookies field.
After making this filter, one or more lines with the cookies of the requested website will appear on the screen. Now you only have to select it and press the X to proceed to its elimination.
To access the cookie settings of the Internet Explorer browser follow these steps (may vary depending on the browser version):
Go to Tools, Internet Options
Click on Privacy.
Move the slider to adjust the privacy level you want.
To access the Firefox browser’s cookie settings follow these steps (may vary depending on browser version):
Go to Options or Preferences depending on your operating system.
Click on Privacy.
In History choose Use custom settings for history.
Now you will see the option Accept cookies, you can enable or disable them according to your preferences.
To access the cookie settings of the Safari browser for OSX follow these steps (may vary depending on the browser version):
Go to Preferences, then Privacy.
Here you will see the option Block cookies to adjust the type of blocking you want to do.
To access the cookie settings of the Safari browser for iOS follow these steps (may vary depending on the browser version):
Go to Settings, then Safari.
Go to Privacy and Security, you will see the option Block cookies to set the type of blocking you want to perform.
To access the browser cookie settings for Android devices follow these steps (may vary depending on the browser version):
Launch the browser and press the Menu key, then Settings.
Go to Security and Privacy, you will see the option Accept cookies for you to enable or disable the checkbox.
To access the browser cookie settings for Windows Phone devices follow these steps (may vary depending on the browser version):
Open Internet Explorer, then More, then Settings.
Now you can check or uncheck the box Allow cookies.