A page can be unlocked only by an admin is the lock owner 

This is not a trivial issue and can be caused by multiple factors. You can try to do basic troubleshooting: increase JSON calls, verify pageinfo, recompile clientlibs. The best is to open a support case and request a share screen session

AEM Forms Designer doesn’t make ‘regular’ PDF’. The designer makes XFA-based PDF’s and only Acrobat/Reader can open them. So, AEM Forms Designer cannot produce PDF 2.0

It could be many different reasons for a scenario when you can not edit a component. One of many reasons is related to the failure of a pageinfo servlet. Please check a call similar tohttp://localhost:4502/libs/wcm/core/content/pageinfo.json?path=%2Fcontent%2Fwe-retail%2Fus%2Fen%2Fuser&_charset_=UTF...

Did you try to install SP5?

A page can be unlocked only by a lock owner or a super admin.https://docs.adobe.com/content/help/en/experience-manager-65/authoring/authoring/editing-content.html

OOTB AEM has Files report: http://localhost:4502/mnt/overlay/dam/gui/content/reports/createreportwizard.html  https://docs.adobe.com/content/help/en/experience-manager-65/assets/administer/asset-reports.htmlI believe that it should fit into your business requirements   

In AEM 6.5.5 uuid index exists OOTB: You should be able to run your search without any additional index tunning 

"AEM to v6.5.5 the legacy API is completely deprecated" - it's not true. In SP5 you still can leverage "User Credentials" to connect to Target

Exporting XF to a target does not require a Targeting mode.1. Make sure that you have the latest SP for AEM 6.5: https://docs.adobe.com/content/help/en/experience-manager-65/release-notes/service-pack/sp-release-notes.html2. To export XF to a Target, you need to configure Target Cloud service. Unles...