Please help us help you and fill where relevant:
Your LimeSurvey version: [5.4.5]
Own server or LimeSurvey hosting: local server
Survey theme/template: fruity
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Hello Limesurveyor,
Is it normal that I can not find any *.pstpl file in the limesurvey directory ?
Thanks for your help

Yes, since December 22, 2017, the first release of version 3.x.
[url] www.limesurvey.org/manual/New_Template_System_in_LS3.x/en [/url]