TTHotel Software Downloads
Official TTHotel application download page for compatible hotel lock projects.
- Third-party publisher
- Software availability on destination site
Document center
Smart Lock Product Documents
Find official software resources, public certificates, and the correct catalog, datasheet, manual or technical file for a YOUNUO smart lock, hotel lock or PCBA/SKD project.
Official external resources
Official Hotel Software Resources
These links open third-party platforms maintained by their publishers. Software versions and availability are controlled on the destination site.
TTHotel Help Center
Official TTHotel help center with setup guidance and product documentation.
- Chinese and English content where available
- Usage guidance maintained by TTHotel
JoyInn Hotel System Downloads
Official JoyInn download entry used for YOUNUO QR hotel lock project evaluation.
- Third-party platform
- Compatibility confirmed by project scope
Product document routes
Request Documents by Product Line
Catalogs, datasheets and manuals are matched to the exact model, market, language and project use. A request does not imply that every file is publicly releasable.
Home Smart Lock Documents
For distributors, project buyers and OEM customers evaluating residential smart lock models.
- Current product catalog
- Model-specific datasheet
- Installation or operation manual
Hotel Lock System Documents
For RFID, TTLock-compatible and JoyInn QR hotel lock projects with defined system requirements.
- System or catalog overview
- Model-specific datasheet
- Software and hardware guidance
PCBA and SKD Project Documents
For buyers evaluating smart lock electronics supply, local assembly or controlled OEM cooperation.
- PCBA or SKD scope overview
- Approved technical specifications
- Assembly and test requirements
Technical and compliance files
Technical Files With Clear Release Boundaries
Public files open directly. Integration, certification and project files are shared only within their verified scope.
OEM/ODM and Integration Documents
Interface, firmware, PCBA, drawing and integration documents are reviewed against the confirmed project scope and may require controlled release.
- Project requirement baseline
- Interface or firmware scope
- Approved technical package
Public Quality Management Certificate
The public file is the YOUNUO IET ISO 9001:2015 quality management system certificate. It does not certify every product or destination market.
- Certificate 52726Q00019R100
- Issued 8 May 2026
- Valid through 7 May 2029
Model- or Project-Specific Evidence
Product certificates, test reports and other controlled evidence are supplied only when they apply to the requested model and are approved for release.
- Target model or product line
- Required standard and market
- Intended project use
Controlled document workflow
How Document Requests Are Checked
A short scope check helps prevent outdated, mismatched or unauthorized files from entering a buyer project.
Identify the Scope
Provide the product model, product line or hotel system being evaluated.
State the Requirement
State the document type, language, destination market and intended application.
Receive the Correct Release
YOUNUO IET confirms availability, applicable scope and the appropriate file revision before release.
Document request
Cannot Find the Document You Need?
Send the product model, required document type, file language, destination market and project application. Our team will confirm availability and the appropriate release route.