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Disabling TLS 1.0 and buttons
I have a button on my Opportunity object with a URL. When clicked, it links to a website and passes some parameters. For example: https://xxx.somecorp.com/sforce/sf_import.cfm?SFID={!Opportunity.Id} If the target site is only TLS 1.0, will the button still work once TLS 1.0 is disabled?
If a user has protocols TLS 1.0, TLS 1.1, and TLS 1.2 enabled within their browser's security settings, they will be able to successfully connect to Salesforce with that browser after Salesforce disables TLS 1.0 on March 4, 2017.
For more information may I suggest you to please go through with below knowledge article.
- https://help.salesforce.com/articleView?id=000221207&type=1
Regards,Nagendra.