1- You should enable lucene araby analyzer ( some information here https://docs.openkm.com/kcenter/view/okm-6.3-com/configuring-lucene-analyzer.html ) 2- There's a method for downloading by version ( https://docs.openkm.com/kcenter/view/sdk4j-1.1/document-samples.html#getContentByVersion ) 3- Yes w...