This study aimed to reports the most common type of information spread on twitter platform during Corona pandemic from February 24 to July 31, 2020, and the most prominent procedures and tools implemented by crisis management institutions in dealing with misleading information on social media platforms, in addition the study also aimed to shade the light upon challenges associated with combatting misleading information during Covid 19 pandemic in Oman. The study used mixed method approach, to analyze and link both qualitative and quantitative data. In phase one, the study implements content analysis tool to obtain data from the extracted twitter dataset, whereas researcher purposively sampled 12 respondents from different governmental organization and used interview as a data collection tool in phase two. The researcher conducted semi-structured interviews to explore the practices of these organization. The study found that that misleading tweet forms 6.5% of the total tweets, which mainly focused on information and news related to cases of injury, deaths and treatments. The study also showed decrease in government and private institutions interaction and participation which as a result facilitate growth of rumors and false news. The study also reveals number of integrated tools and procedures implemented by Crisis Management Institutions to limit and control the spread of misinformation, most notably: Social media application, news services, official accounts, Influencers Twitter accounts, non-Arabic speakers accounts, guides, and press conferences. In addition to set of measures which include Information literacy programs, Legal literacy programs, systematic monitoring and verification of fake accounts, and training programs for specialists and volunteers. The study indicated that the absence of detailed information issued by the official authorities, absence of accurate and full information in the news accounts of individuals, diversity of social platforms used by public, fake accounts and the impersonation of official accounts, low information and digital literacy contribute significantly to the spread of misinformation and delegation of the efforts of the concerned institutions to tackle it. The study concluded with several recommendations including emphasis on both legitimate practices as well as non-legitimate practices such as: laws, media and information literacy, to mitigate the spread of misleading information and improve citizens and residents' attitudes toward government