Here is the step-by-step instruction on installing Toyota Techstream diagnostic software on Windows 10 64-bit operating system. Test version: Techstrea V10.20.030. Test cable: XHorse MVCI cable (Xhorse MINI VCI cable with firmware 2.0.4 should work as well) This manual is made for 64-bit editions of Windows. TOYOTA Techstream 10.30.029 is released and verified working. Free download TOYOTA TIS Techstream 10.30.029 software.
TIS Techstream V10 Setup Instruction (!!! For 64 bit system!!! ): The Techstream version 12. and above should be compatible with Windows 10 64 bit system. Installed and follow through instruction. Start Techstream and input Area, then shutdown; copy Mainmenu.exe in Bin folder under installation folder. Start Techstream and input registration. Toyota tis techstream 10.00.028.software download ElsaWin 5.20 5.10 5.0 4.10 4.0 Free Download Download E-Sys 3.28.1+Psdzdata Lite V3.61.1 for BMW F10 Coding.
(04.2019) Free download Techstream version 14.00.018 software and patch for Toyota customization, diagnosis and programming. Confirmed to work with Allscanner diagnostic tools, incl. vxdiag vcx nano for toyota, vcx pro and vcx plus.
Free Download Toyota Techstream V14.00.018:
Free Download Techstream V14 patch:
Version: 14.00.018
Language: English, French, Italian, Spanish, German, Chinese
Operating system:
Windows XP: confirmed!
Windows 7: confirmed!
Windows 10 64bit: need help!
Techstream has been compatible with 64 bit OS
However, the driver for VxDaig Nano (which is what I think you meant) is not a 64 bit driver, so you will need to go back the sellers of VxDaig and seek their support to load it on a 64-bit system.
Password: Not required
Activation: No need activation
Techstream Toyota Download Windows 10 Iso
Security: Safe! 100% tested by real pros

Compatibility:
vcx plus: confirmed!
vxdiag vcx nano pro: confirmed!
vxdiag vcx nano for toyota: confirmed!
Functionality:
Customized settings: confirmed
OBD2 diagnostic test: confirmed
ECU programming: confirmed
Key making: confirmed
Steps to install Techstream:
Step 1: Install Techstream
Open My Computer
Open NANO TOYOTA software CD
Make sure the computer time is the same as your local time
Techstream Toyota Download Windows 10 32-bit
Open Techstream-Setup-14.00.018
Select software language…Next
Install Techstream software wizard…Next
Accept license agreement
Download game gta v xbox 360 iso. Click Next
Confirm user name and company name, press Next
Click “Install”
The procedure will take 10 minutes, please wait patiently
Step 2: Activate Techstream
This will create Tecshtream software shortcut on desktop
Right click Tecshtream software on desktop, click Properties>>Find Target, go to C:Program FilesToyotaDiagnosticsTechstreambinVerApp.ini, change TISFunction=1 to TISFunction=0, save it.
Step 3: Install VX Manager driver
Open VX Manager driver and install it
Accept license agreement
Next
The driver is installed
Finish
Step 4: Install device driver
Connect VXDIAG Toyota interface with computer via USB or WIFI
The system will detect the device driver
Toyota Techstream Software Download
Select “Install the software automatically”, press Next
Finish installation
Install driver again
Step 5: Update software
Open VX Manager driver on desktop
Click on“License” to update
Select “Diagnostic Apps”-> “Toyota TIS”-> “Install” to download latest Techstream software
Step 6: Configure software
Press “Run” button
Select Area

Select software language
Complete repair information as picture below displayed
Launch Tecshtream software
Click Setup tab->VIM Select ->select interface setup as “VCX”
Techstream Toyota Download Windows 10 64-bit
Step 7: Diagnose vehicles
Connect VXDIAG VCA NANO Toyota interface with vehicle
Select “Connect to vehicle” in Techstream and wait well communication is built
Select vehicle information
Select system and function you need to diagnose
Diagnostic test starts…
This is the VXDIAG Toyota for diagnostic tests:
source: http://www.uobdii.com/wholesale/vxdiag-vcx-nano-for-toyota-wifi-version.html