Something to do with your local setup as I cannot reproduce it. The biking folder always shows up in the left pane.

I am not able to reproduce on a 6.4.6 instance. Check if you are using dispatcher and then try to bypass dispatcher to test.Lastly, log a daycare ticket if this is still an issue.

Yes, Packages created from <host>:<port>/crx/packmgr/index.jsp are compatible with all versions of AEM

Yes, always use categories. For sly you can use the following syntax: data-sly-call="${clientlib.js @ categories='clientlib1,clientlib2'}"

This might be a caching issue, Do you see the same issue in private window?Also, check if you observe any errors in the browser console

I believe the File reference should be under the droptarget config nodes:<cq:dropTargets jcr:primaryType="nt:unstructured">    <file        jcr:primaryType="cq:DropTargetConfig"        accept="[.*]"        groups="[media]"        propertyName="./fileReference"/></cq:dropTargets>Check [1] for more de...

You can run offline compaction to reduce the size of the segment store and that will help in reducing the time it will take for the backup.

This is a known issue with SP6 and Re: (un)publish buttons were accidentally removed.The updated SP6 package has been uploaded to the package share. Please download the updated package and install it on the AEM instance to fix the issue.

I cannot reproduce this on a 6.3.3.5 instance. So, please install the latest CFP and try again.

Not sure about the certificate creation but for upload to AEM, you can use a CURL command similar to below. More details at [1]curl -u user:password -F "keystorePassword=password" -F "keystorePasswordConfirm=password" -F "truststorePassword=password" -F "truststorePasswordConfirm=password" -F "priva...