If you have removed iPhone cookies, you can enable them again so that the sites you visit will restore them.
Cons of deleting cookies Deleting your cookies makes online browsing less convenient. After you clear your cookies, your browser won't remember the URLs of your favorite websites, nor will it save any items you had in your virtual shopping carts.
Your cookie is most likely not being deleted because when you set the new value, it has to match the path and domain of the original cookie you're trying to delete. that "something" value needs to line up with whatever the existing cookies have set.
Google chrome has a cap on the number of cookies it allowed per domain . Once the total number of cookies in that domain exceeds that count, it deletes cookies!
How to Clear Cookies on a MacBook Pro
Clearing your website visit history is simple: click History > Clear History. In the pop-up, pick a timeframe for how far back you want to erase. This is doing a lot more than deleting the browser history, however—it also takes out your cookies and data cache.
If you clear cookies then websites won't remember you anymore and you need to login once again. You will still have the passwords in the Profile Manager if you have saved them. Websites remembering you and automatically log you in is stored in a cookie.
Cookies - May remove cookies stored in your session history file, meaning that when tabs are restored, you are not logged into those sites, but shouldn't remove any tabs from the list.
You might need to clear your cookies on an iPhone to resolve a problem with the way your browser is behaving, or to save storage space. And some privacy advocates recommend blocking cookies entirely, so that websites can't glean personal information about you.
Clear all cookies
Open Safari app, click on the top Safari menu and then choose the Clear History option. Step 2. Click the Clear menu and select a suitable time period to remove cookies and various site data. Here you can choose all history to easily reset Safari settings and remove all favorites.
You definitely should not accept cookies – and delete them if you mistakenly do. Outdated cookies. If a website page has been updated, the cached data in cookies might conflict with the new site. This could give you trouble the next time you try to upload that page.