How to read from a Flash and write back to it with Nios Command Shell?

Hi, Which flash device you are using. Altera has many examples of how to read/write flash device. Plus which board you are using? Please use the following link to find the required example that's suites your board and flash. https://fpgacloud.intel.com/devstore/platform/?search=flash&category=2&acds_version=any The examples have the How-to-use document, which will help you to understand the how to use/recreate the project. Regards,