Trying to fix a SSL certificate error on my Wordpress website

[mares1]

Website URL

maressareyes.great-site.net

Error Message

wp_remote_get: cURL error 60: SSL certificate problem: unable to get local issuer certificate.

Other Information

So far I’ve tried checking that I had the right private key and certificate codes, deactivating plugins that I suspected might be contributing to the problem (especially those dealing with optimization/caching), updating plugins, and running a script that updates the content of /wp-includes/certificates/ca-bundle.crt file.
Would you happen to know how I can go about resolving this?

[Greenreader9]

@mares1

wp_remote_get

Sounds like:

Ensuring only web browsers can access your website

InfinityFree is a website hosting service. That means that the hosting accounts we provided are intended for hosting websites. Websites contain pages that are accessed through web browsers. InfinityFree is not intended to be used for file sharing, API hosting, database hosting or background tasks/tools. To help enforce this, free hosting enforces a security system that makes sure that anyone trying to access your website is using a normal web browser. This is done by checking whether the web br…

But no issues with SSL:

[KangJL]

@mares1

SSL certificate problem: unable to get local issuer certificate.

Likely this

Warning: "The certificate is not trusted in all web browsers"

If you have installed an SSL certificate on InfinityFree, you may want to use an SSL Checker tool to verify your SSL certificate was installed correctly. However, when doing so, you see an error like this: The certificate is not trusted in all web browsers. You may need to install an Intermediate/chain certificate to link it to a trusted root certificate. Learn more about this error. The fastest way to fix this problem is to contact your SSL provider. What does this warning mean for your sit…