In June 2023, Ubuntu 18.04 Bionic will reach End of Standard Support and will be available only as a paid option through Ubuntu Extended Security Maintenance.
What does it mean for DEB.SURY.ORG PPAs?
The packages for Ubuntu 18.04 will be deleted shortly after the EoL/EoSS is announced, usually at the same time as the next PHP release is published because it's not possible to build the packages any more.
The packages for Ubuntu 18.04 will be available via PHP LTS by Freexian paid program.
With the experience of Ubuntu 16.04 Xenial EOL, I can't stress enough that you should plan ahead and have your servers already upgraded by now. Yesterday was too late.
Just a forewarning - because it happens every time the distribution goes EOL, I will not discuss any requests such as:
- could you "just keep it there"
- could you "extend it by just a couple of days"
- etc...
The end-of-life for Ubuntu 18.04 LTS was announced years ago and is well known. It's also well known that this repository does not provide packages beyond the lifetime of the base distribution.
Also, if you are going to be rude, you will be blocked and banned.
If you are going to write "Ubuntu 18.04.6 is a LTS which is still supported." then: