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Kjyf Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Kjyf products.

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Kjyf manuals

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KJYF Case for Vivo Y11s (6.51") with Tempered Glass Protective Film Instruction Manual

Vivo Y11s • February 13, 2026

Instruction manual for the KJYF protective case and tempered glass screen protector for Vivo Y11s (6.51 inch) smartphone. Includes setup, usage, maintenance, and specifications.

KJYF Phone Case for Doro 8110 and Adjustable Phone Stand User Manual

Doro 8110 • November 8, 2025

Comprehensive user manual for the KJYF protective phone case designed for Doro 8110 (6.1 inch) and the included adjustable cell phone stand, covering installation, usage, maintenance, and specifications.