Yes, you can apply for the SBI PO Exam if you have completed your graduation through a foreign university. However, there are certain eligibility criteria that you need to fulfill:

Eligibility Criteria:
- Educational Qualification: You must possess a graduation degree in any discipline from a recognized university or have an equivalent qualification recognized by the Central Government. This includes degrees obtained from foreign universities.
- Age Limit: You must be between 21 to 30 years of age as on the specified dates mentioned in the official notification. Age relaxation is provided for candidates belonging to reserved categories as per government rules.
- Nationality: You must be a citizen of India, a subject of Nepal, Bhutan, or a Tibetan refugee who came to India before January 1, 1962, with the intention of permanently settling in India, or a person of Indian origin who has migrated from Pakistan, Burma, Sri Lanka, East African countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire, Ethiopia, and Vietnam with the intention of permanently settling in India.

Application Process:
- Visit the official website of the State Bank of India (SBI) and navigate to the career section.
- Look for the SBI PO Recruitment notification and click on the apply online link.
- Fill in all the required details in the application form, including personal information, educational qualifications, and contact details.
- Upload scanned copies of your photograph and signature as per the specified dimensions and file size.
- Pay the application fee through the available online payment modes.
- Review the application form and submit it.

Selection Process:
The selection process for the SBI PO Exam consists of three stages:

1. Preliminary Examination:
- This is an online examination consisting of objective-type questions.
- It tests your proficiency in English Language, Quantitative Aptitude, and Reasoning Ability.
- Candidates who qualify in the preliminary exam are eligible to appear for the mains exam.

2. Main Examination:
- The main exam is also conducted online and consists of objective-type questions as well as descriptive questions.
- It assesses your proficiency in Data Analysis & Interpretation, Reasoning & Computer Aptitude, General/Economy/Banking Awareness, and English Language.
- The descriptive test evaluates your English writing skills through essay and letter writing.
- Candidates who qualify in the mains exam are called for the interview round.

3. Interview:
- The interview round evaluates your communication skills, leadership qualities, and suitability for the role of a Probationary Officer.
- It is conducted by a panel of experts and is followed by document verification.

Conclusion:
In conclusion, if you have completed your graduation through a foreign university, you are eligible to apply for the SBI PO Exam as long as you meet the specified eligibility criteria. Make sure to carefully read the official notification and follow the application process to increase your chances of being selected for the exam.