How to restore Keil License version

I have a KEIL license version. Unfortunately I deleted KEIL folder. How to restore the KEIL license and all? Let me know as soon as possible.
RESPECIFIED OR CONFLICTING CONTROL

Hi, I want to add a delay function to my project. For the reasons specifed in some of the posts in this forum I want to write the delay function in assembly though I am coding my project in C. Initially...
FFS - Reentrant or not? Conflicting advice.

Are the Flash File System functions reentrant or not? This link says that they are: http://www.keil.com/rl-arm/rl-flash.asp - "Reentrant and thread-safe operation" The uVision help says that they...
Conflict Bootloader vs variables

Hi all, we need to (re)write a bootloader that uses XRAM to execute the bootloader code to modify the FLASH code memory. How can i avoid overwritting variables from within the application firmware...
conflicts due to 2 timers

Hi I m using two timers in my program timer0 to insert delay in the program and timer1 for initializing the serial port........ bothtimers work fine in the same program but once they are in the...