But he didn't have luck.
He right-clicked the 3uTools icon on his desktop and opened the file location. He navigated through the folders, looking for the cache where the SHSH requests were temporarily stored before being sent to Apple's servers. He found the folder: C:\Program Files\3uTools\cache\shsh . 3utools error unable to request shsh hot
Before flashing, ensure the iOS version you want to install is still being signed by Apple. But he didn't have luck